1 . —I want you both to be on your best ______ at Grandad’s.
—OK, we will, Mum.

A．opportunity

B．struggle

C．behavior

D．purpose

2 . Tom’s parents’ behavior, as well as their words ________ a key effect on him during the past twenty years.

A．have

B．have had

C．has had

D．has

3 . This new model iPad has a 10-hour battery life, the same as the earlier model, ________ its increased screen size.

A．despite

B．beyond

C．throughout

D．besides

6 . 汉译英
压力：n.     1    .
呼吸：v.     2    .
好奇的：a.     3    .
改善：v.     4    .
行为：n.     5    .
各种各样的：a.     6    .
独一无二的：a.     7    .
警报器：n.     8    .
毕业：v.     9    .
创造性的：a.     10    .
错误：n.     11    .
申请：v.     12    .
评论：n.     13    .
在楼下：    14    .
类型：n.     15    .
资源：n.     16    .
机会：n.     17    .
低年级的：a.     18    .
反映：v.     19    .

7 . Now, reduced energy supplies have led to more________ in the technology of new energy vehicles.

A．advances

B．traditions

C．behaviors

D．examples