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信息发布者：
b
a
a
c
b
doing
making
作业精灵老师示例：
1.
S1：What is my father doing？
S2：He is cleaning the car.
S1：What is my mother doing？
S2：She is cooking breakfast.
S1：What is Helen doing？
S2：She is sweeping the floor.
S1：What is Tim doing？
S2：He is sleeping.
S1：What's Mike doing？
S2：He is helping his father.
2.
S1：What is my mother doing？
S2：She is cooking dinner.
S1：What is Helen doing？
S2：She is washing the dishes.
S1：What do Tim and Jim doing？
S2：They are eating fruit in the living room.
S1：What's Mike doing？
S2：He is cleaning the table.
【解析】
1. 问句和答句均为现在进行时，结构为“be+动词现在分词”，do的现在分词是doing，make的现在分词是making。
2. 第一空根据时间标志词often可知用一般现在时，主语Mike是第三人称单数，watch变第三人称单数形式watches；第二空根据now可知用现在进行时，read的现在分词是reading。
3. 两句均为现在进行时，have的现在分词是having，run的现在分词是running（双写末尾辅音字母再加ing）。
4. 句子为现在进行时，talk的现在分词是talking。
5. 答句为现在进行时，wash的现在分词是washing。
【答案】
1 doing, making
2 watches, reading
3 having, running
4 talking
5 washing
【知识点】
现在进行时用法、一般现在时用法、动词形式变化
【点评】
本题主要考查现在进行时与一般现在时的区分运用，需根据时间标志词（如now、often）和语境判断时态，同时要掌握动词现在分词和第三人称单数形式的变化规则，夯实时态基础。
【难度系数】
0.7
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