答案：to play

　　13．She couldn't help but ______________(cry)．

　　答案：cry

　　14．Lady Gaga has put off her concerts because of the difficulties______________(cause) by the ongoing strikes.

　　答案：caused

　　15．We're surprised ______________(hear) the news.

　　答案：to hear

　　Ⅱ.用所给动词的正确形式完成短文

　　Hi，I want ①__________(tell) you something. I will go to Ruian for shopping this afternoon. Do you want ②__________(go) with me？First，I'd like ③__________(go) to Kaitai Store. But to be frank，most of time I am there only ④__________(do) some window shopping，because everything is expensive. Then，I plan ⑤__________(go) to HongQiao Road ⑥__________ (buy) some clothes. I like ⑦__________(try) the new fashion style of this season. By the way，do you know anything ⑧__________(entertain) us？If so，I can't wait ⑨__________(have) a try！Why not ⑩__________(come) and join me?

　　答案：　①to tell　②to go　③to go　④to do　⑤to go　⑥to buy

　　⑦to try　⑧to entertain　⑨to have　⑩come

　　Ⅲ.语法与写作(根据要求完成句子)

　　1．If I walk，I'll never________________(忘记使用) the pedestrian crossing.

　　答案： forget to use

　　2．"An apple a day keeps the doctor away."also shows how a healthy everyday habit helps________________________(强健身体)．

　　答案：to build up our body

　　3．Usually，no matter how far away or how busy we are，we will try______________ __________________(回家庆祝)．

答案：to come home for the celebration