2. Think and act.（请根据图片，说一说 Sarah 妈妈所掌握的新技能。）

Before, Sarah's mum ...
Now, she ...

Before, Sarah's mum couldn't swim, ice-skate or play the piano.
Now, she can swim, ice-skate and play the piano.

本题考查六年级下册“谈论过去与现在的能力”的知识点，需用“couldn’t（过去不能）”描述Sarah妈妈过去未掌握的技能，用“can（现在能）”描述她现在掌握的新技能，结合图片中的游泳、滑冰、弹钢琴这三项技能组织语句即可。

3. Read and choose.(Sarah 正在向她的朋友介绍她小时候的照片。请读一读，选择恰当的句子帮助 Sarah 完成照片描述，将句子编号填写在横线处。)
(A)I couldn't go cycling
(B)I couldn't play badminton
(C)I could see a lot of stars at night
(D)I grow up, so I can go cycling every day
(E)I live in the city centre and I can't find so many stars
(F)there is a new gym in our school and I can play badminton there

I was too young, so before. Now, .
I become healthy.

I didn't like summer because it was too hot and
before. Now, , so I like summer.

I liked summer when I lived with my grandparents in
a hill. Before, . Now, because the lights in
the city centre are too bright.

第一行横线：A；D
第二行横线：B；F
第三行横线：C；E

1. 第一组（自行车图片）：根据“too young”和“before”可知过去因年幼不能骑车，选A；根据“Now”可知现在长大可以骑车，选D。
2. 第二组（羽毛球拍图片）：根据“before”可知过去不能打羽毛球，选B；根据“Now”可知现在学校有新体育馆可以打羽毛球，选F。
3. 第三组（看星星图片）：根据“Before（和祖父母住在山上）”可知过去能看到很多星星，选C；根据“Now（市中心灯光亮）”可知现在看不到很多星星，选E。