D Look, read and circle
1
a Nancy takes off her clothes and goes to bed.
b Nancy tries on her new clothes at the shop.
2
a Mike is happy because the new shoes fit him.
b Mike is sad because the new shoes do not fit.
3
a Mrs Brown helps Tim put on the jacket.
b Mrs Brown helps Tim take off the coat.
4
a Su Hai gets to school at eight o'clock every day.
b Su Hai gets to school before eight o'clock every day.
5
a There are some trees in front of the house.
b There are some trees behind the house.

1.a；2.a；3.a；4.b；5.a

1. 观察插图1，Nancy坐在床边脱衣服准备睡觉，匹配选项a。
2. 观察插图2，Mike面带笑容穿鞋子，说明新鞋子合脚，他很开心，匹配选项a。
3. 观察插图3，Mrs Brown正在帮Tim穿夹克，put on表示穿上，匹配选项a。
4. 观察插图4，学校时钟显示时间在8点之前，Su Hai到达学校，匹配选项b。
5. 观察插图5，树木在房子的前方，in front of表示“在……前面”，匹配选项a。

E Read and choose
why before understand leave take off because
1 It is hot in the classroom. Lily her coat.
2 Sara's feet hurt she wears a pair of new shoes.
3 — don't you go and play football with your friends?
—Because I have English lessons this afternoon.
4 —I don't this sign. What does it mean (意思是)?
—It means the floor is wet.
5 Miss Li cannot get to school eight o'clock because the bus is late.
6 Mrs Brown often her umbrella on the bus.

1. takes off
2. because
3. Why
4. understand
5. before
6. leaves

1. 根据“教室很热”的语境，选择短语take off；主语Lily是第三人称单数，一般现在时中动词用三单形式takes off。
2. 后半句是脚疼的原因，选择连词because。
3. 答句用Because回答，问句用疑问词Why引导，符合固定句型Why don't you...。
4. 根据“不清楚标志意思”的语境，选择动词understand。
5. 根据“公交车晚点导致无法按时到校”的语境，选择介词before，表示“在八点之前”。
6. 根据“把雨伞落在公交车上”的语境，选择动词leave；主语Mrs Brown是第三人称单数，一般现在时中动词用三单形式leaves。