1 . 为了保持我们安全和健康，我们最好从现在起明智地使用电子设备。(keep＋宾语＋宾补)
________________, we’d better use electronic devices wisely from now on.

2 . Yet the teenage dream seems to conflict with the experience of real life; when the same question was put to 18- and 19-­year-­olds, almost half of ________ (they) replied that teenagers should not leave home before the age of 18. (所给词的适当形式填空)

3 . It will take some time to popularize the new travel trend and the prices must remain competitive to ensure that regular tourists can afford ________.(用适当的词填空)

4 . 我们很幸运让 Sonia Smith 加入我们。（汉译英）
______________________________________________________________________________________________

5 . It is worth ________ to stay in touch with your friends, for you can turn to ________ for help when in trouble.

A．that; themselves

B．it; themselves

C．those; them

D．it; them

6 . Daniel wants _________ to stay with _________ today.

A．us, he

B．us, him

C．we, he

D．we, him

7 . 河上的冰已经足够厚，我们可以在上面滑冰了。(enough)
The ice on the river is ______________________.

8 . This book isn’t ______. It belongs to ______.

A．his; she

B．his; her

C．him; her

D．he; she

9 . 他们对他人的真诚关心，他们的毅力和决心使我充满希望。
Their genuine concern for others, their perseverance, and _________.

10 . 约翰，坐在我能看见你的地方。
John, sit ________________. (where引导的地点状语从句)