A Complete the sentences with the correct prepositions of time.
1 Our school year starts autumn. Our first day of school is 1 September.
2 Students have English classes ______ Monday mornings. The English class begins ______ 10 a.m.
3 The school basketball team has a match against another school November. It takes place the afternoon.
4 Most students start Grade 7 12 years old. However, some students start the age of 11.
5 Reading Day, there is a big book sale at our school. It takes place lunchtime.
1 Our school year starts autumn. Our first day of school is 1 September.
2 Students have English classes ______ Monday mornings. The English class begins ______ 10 a.m.
3 The school basketball team has a match against another school November. It takes place the afternoon.
4 Most students start Grade 7 12 years old. However, some students start the age of 11.
5 Reading Day, there is a big book sale at our school. It takes place lunchtime.
答案：1. in; on
2. on; at
3. in; in
4. at; at
5. On; at
2. on; at
3. in; in
4. at; at
5. On; at
解析：
【分析】
这道题考查英语中时间介词的用法，解题思路是牢记不同时间状语对应的介词规则：①表示季节、月份、泛指的上午/下午/晚上时，用介词in；②表示具体的某一天（包括某一天的上午、下午、晚上）、特定节日时，用介词on；③表示具体时刻、年龄、固定搭配（如at lunchtime、at the age of）时，用介词at。接下来结合每个句子的时间状语类型，匹配对应的介词即可。
【解析】
1. 第一空后是季节autumn，用介词in；第二空后是具体日期1 September，用介词on。
2. 第一空后是具体某天的上午Monday mornings，用介词on；第二空后是具体时刻10 a.m.，用介词at。
3. 第一空后是月份November，用介词in；第二空后是泛指的下午the afternoon，用介词in。
4. 第一空后是年龄12 years old，用介词at；第二空是固定搭配at the age of，用介词at。
5. 第一空后是特定节日Reading Day，用介词On；第二空后是固定搭配lunchtime，用介词at。
【答案】
1. in; on
2. on; at
3. in; in
4. at; at
5. On; at
【知识点】
时间介词的用法
【点评】
本题为英语基础题型，主要考查学生对时间介词不同搭配规则的掌握，需准确区分季节、日期、时刻、特定节日等不同时间状语对应的介词，难度较低，适合基础阶段学生练习。
【难度系数】
0.6
这道题考查英语中时间介词的用法，解题思路是牢记不同时间状语对应的介词规则：①表示季节、月份、泛指的上午/下午/晚上时，用介词in；②表示具体的某一天（包括某一天的上午、下午、晚上）、特定节日时，用介词on；③表示具体时刻、年龄、固定搭配（如at lunchtime、at the age of）时，用介词at。接下来结合每个句子的时间状语类型，匹配对应的介词即可。
【解析】
1. 第一空后是季节autumn，用介词in；第二空后是具体日期1 September，用介词on。
2. 第一空后是具体某天的上午Monday mornings，用介词on；第二空后是具体时刻10 a.m.，用介词at。
3. 第一空后是月份November，用介词in；第二空后是泛指的下午the afternoon，用介词in。
4. 第一空后是年龄12 years old，用介词at；第二空是固定搭配at the age of，用介词at。
5. 第一空后是特定节日Reading Day，用介词On；第二空后是固定搭配lunchtime，用介词at。
【答案】
1. in; on
2. on; at
3. in; in
4. at; at
5. On; at
【知识点】
时间介词的用法
【点评】
本题为英语基础题型，主要考查学生对时间介词不同搭配规则的掌握，需准确区分季节、日期、时刻、特定节日等不同时间状语对应的介词，难度较低，适合基础阶段学生练习。
【难度系数】
0.6
B Millie is asking her classmates about their after-school activities. Read the table and fill in the blanks with the correct adverbs of frequency.
1 Steven studies after school.
2 David goes to basketball practice after school.
3 Helen goes to club meetings after school.
4 Jane studies after school.
5 David visits the library after school.
6 Helen goes swimming after school.
7 Jane goes to basketball practice after school.
8 Steven goes swimming after school.
C Alice is writing about her choice for the Teacher of the Year award. Complete her writing with the words in the box.
at on in always seldom sometimes
Miss Li is the best! She is my Biology teacher, and she is wonderful. She should win Teacher of the Year because she makes learning fun.
Miss Li has an interesting way of teaching. (1) ______ , she starts the class with an interesting story. Other times, she tells a joke (2) ______ the beginning of the class. Her stories and jokes help us feel relaxed and interested in the lesson.
Science about living things can be hard, and I (3) understand things right away. But Miss Li is (4) patient with me. That helps me so much!
I have Biology classes (5) ______ Mondays. It is the first class in the afternoon, and it begins at 1:30 p.m. I am always happy to see Miss Li (6) ______ the afternoons!
1 Steven studies after school.
2 David goes to basketball practice after school.
3 Helen goes to club meetings after school.
4 Jane studies after school.
5 David visits the library after school.
6 Helen goes swimming after school.
7 Jane goes to basketball practice after school.
8 Steven goes swimming after school.
C Alice is writing about her choice for the Teacher of the Year award. Complete her writing with the words in the box.
at on in always seldom sometimes
Miss Li is the best! She is my Biology teacher, and she is wonderful. She should win Teacher of the Year because she makes learning fun.
Miss Li has an interesting way of teaching. (1) ______ , she starts the class with an interesting story. Other times, she tells a joke (2) ______ the beginning of the class. Her stories and jokes help us feel relaxed and interested in the lesson.
Science about living things can be hard, and I (3) understand things right away. But Miss Li is (4) patient with me. That helps me so much!
I have Biology classes (5) ______ Mondays. It is the first class in the afternoon, and it begins at 1:30 p.m. I am always happy to see Miss Li (6) ______ the afternoons!
答案：B部分：1. always 2. often 3. usually 4. sometimes 5. seldom 6. often 7. never 8. sometimes
C部分：1. Sometimes 2. at 3. seldom 4. always 5. on 6. in
C部分：1. Sometimes 2. at 3. seldom 4. always 5. on 6. in
解析：
【分析】
B部分需根据表格中人物对应活动的星号数量，结合表格下方标注的频率副词对应规则（Always对应5颗星，Usually对应4颗，Often对应3颗，Sometimes对应2颗，Seldom对应1颗，Never对应横线），匹配正确的频率副词；C部分需结合语境和固定介词搭配，选择方框内的词填空，注意首字母大写及介词用法。
【解析】
B部分：
1. Steven的study对应5颗星，对应Always，故填always。
2. David的basketball practice对应3颗星，对应Often，故填often。
3. Helen的club meetings对应4颗星，对应Usually，故填usually。
4. Jane的study对应2颗星，对应Sometimes，故填sometimes。
5. David的visit the library对应1颗星，对应Seldom，故填seldom。
6. Helen的swimming对应3颗星，对应Often，故填often。
7. Jane的basketball practice对应横线，对应Never，故填never。
8. Steven的swimming对应2颗星，对应Sometimes，故填sometimes。
C部分：
1. 由后句“Other times”可知，此处表示“有时”，句首单词首字母大写，故填Sometimes。
2. 固定搭配“at the beginning of”表示“在……开始时”，故填at。
3. 前句提到生物难，此处表示“我很少立刻理解”，故填seldom。
4. 此处表示李老师“总是”对我有耐心，故填always。
5. 星期几前用介词on，故填on。
6. 表示“在下午”用介词in，故填in。
【答案】
B部分：1. always 2. often 3. usually 4. sometimes 5. seldom 6. often 7. never 8. sometimes
C部分：1. Sometimes 2. at 3. seldom 4. always 5. on 6. in
【知识点】
频率副词、介词搭配、固定短语
【点评】
本题考查频率副词的运用及介词的固定搭配，需仔细观察表格对应关系，结合语境和语法规则作答，难度适中。
【难度系数】
0.5
B部分需根据表格中人物对应活动的星号数量，结合表格下方标注的频率副词对应规则（Always对应5颗星，Usually对应4颗，Often对应3颗，Sometimes对应2颗，Seldom对应1颗，Never对应横线），匹配正确的频率副词；C部分需结合语境和固定介词搭配，选择方框内的词填空，注意首字母大写及介词用法。
【解析】
B部分：
1. Steven的study对应5颗星，对应Always，故填always。
2. David的basketball practice对应3颗星，对应Often，故填often。
3. Helen的club meetings对应4颗星，对应Usually，故填usually。
4. Jane的study对应2颗星，对应Sometimes，故填sometimes。
5. David的visit the library对应1颗星，对应Seldom，故填seldom。
6. Helen的swimming对应3颗星，对应Often，故填often。
7. Jane的basketball practice对应横线，对应Never，故填never。
8. Steven的swimming对应2颗星，对应Sometimes，故填sometimes。
C部分：
1. 由后句“Other times”可知，此处表示“有时”，句首单词首字母大写，故填Sometimes。
2. 固定搭配“at the beginning of”表示“在……开始时”，故填at。
3. 前句提到生物难，此处表示“我很少立刻理解”，故填seldom。
4. 此处表示李老师“总是”对我有耐心，故填always。
5. 星期几前用介词on，故填on。
6. 表示“在下午”用介词in，故填in。
【答案】
B部分：1. always 2. often 3. usually 4. sometimes 5. seldom 6. often 7. never 8. sometimes
C部分：1. Sometimes 2. at 3. seldom 4. always 5. on 6. in
【知识点】
频率副词、介词搭配、固定短语
【点评】
本题考查频率副词的运用及介词的固定搭配，需仔细观察表格对应关系，结合语境和语法规则作答，难度适中。
【难度系数】
0.5