2. 尝试读一读下列句子,注意语音语调。
(1) What made the streets messy and dirty?
(2) We can put rubbish in the bin.
(3) We can plant more trees.
(1) What made the streets messy and dirty?
(2) We can put rubbish in the bin.
(3) We can plant more trees.
答案：降调
降调
降调
降调
降调
2. 对于第 61 页 Grammar time 部分中的问句,你还能找到其他的答案吗?把它们写下来。
We can collect litter when jogging in the park.
答案：We can collect litter when jogging in the park.
3. 选词填空。
take the metro, dirty, clean, put, smoke, bin, plant more trees
(1)
(2) You can
(3) Some students can
(4) People can
take the metro, dirty, clean, put, smoke, bin, plant more trees
(1)
Smoke
made the city dirty
.(2) You can
put
rubbish in the bin
.(3) Some students can
take the metro
to school.(4) People can
plant more trees
to keep the air clean.答案：【解析】：
这是一道英语选词填空题，考查的是对词汇的理解以及上下文语境的运用。题目给出了几个短语和单词，包括“take the metro”，“dirty”，“clean”，“put”，“smoke”，“bin”，“plant more trees”，要求根据句子语境选择合适的词填入空白处。
(1) 第一个句子需要填入两个词，第一个空需要填入一个动作或事物，第二个空需要填入一个形容词来描述这个动作或事物对城市的影响。根据常识和语境，“smoke”可以使城市变“dirty”。
(2) 第二个句子描述的是处理垃圾的行为，所以第一个空应填“put”，表示放置，第二个空应填“bin”，表示垃圾桶。
(3) 第三个句子描述的是学生上学的交通方式，所以应填“take the metro”，表示乘地铁。
(4) 第四个句子描述的是保持空气清洁的方法，所以应填“plant more trees”，表示多种树。
【答案】：
(1) Smoke; dirty
(2) put; bin
(3) take the metro
(4) plant more trees
这是一道英语选词填空题，考查的是对词汇的理解以及上下文语境的运用。题目给出了几个短语和单词，包括“take the metro”，“dirty”，“clean”，“put”，“smoke”，“bin”，“plant more trees”，要求根据句子语境选择合适的词填入空白处。
(1) 第一个句子需要填入两个词，第一个空需要填入一个动作或事物，第二个空需要填入一个形容词来描述这个动作或事物对城市的影响。根据常识和语境，“smoke”可以使城市变“dirty”。
(2) 第二个句子描述的是处理垃圾的行为，所以第一个空应填“put”，表示放置，第二个空应填“bin”，表示垃圾桶。
(3) 第三个句子描述的是学生上学的交通方式，所以应填“take the metro”，表示乘地铁。
(4) 第四个句子描述的是保持空气清洁的方法，所以应填“plant more trees”，表示多种树。
【答案】：
(1) Smoke; dirty
(2) put; bin
(3) take the metro
(4) plant more trees
( )(1) Smoke from cars made the air dirty.
( )(2) Rubbish made the streets messy.
( )(3) The fish in the water were dead.
( )(4) We can take a car to school.
F
( )(2) Rubbish made the streets messy.
T
( )(3) The fish in the water were dead.
T
( )(4) We can take a car to school.
F
答案：FTTF
(1) Rubbish
(2) Black smoke from
(3) There
(4) What can you do
made
(make/made) the classroom messy.(2) Black smoke from
factories
(factory/factories) was dirty.(3) There
was
(was/were) a lot of rubbish in the study.(4) What can you do
to keep
(keep/to keep) our food clean?答案：
(1) made
(2) factories
(3) was
(4) to keep
(1) made
(2) factories
(3) was
(4) to keep
班会上,同学们正在进行关于环保理念的讨论:"教室是我们的家。你看,它既干净又整洁。同学们,我们应该用实际行动来把这个家建设得更加美好。"我们应该怎么做呢?
S1: What can we do to keep our classroom clean?
S2: We can
S3:
S1: What can we do to keep our classroom clean?
S2: We can
clean the desks and chairs every day
.S3:
We can put the rubbish into the bin
答案：We can clean the desks and chairs every day.
We can put the rubbish into the bin.
We can put the rubbish into the bin.