2 . He likes to draw pictures of animals on the board            he gets a chance.

A．whatever

B．whenever

C．wherever

D．however

4 . They will be very happy if you tell them in advance that you          here.

A．will be teaching

B．have taught

C．have been teaching

D．were teaching

5 . They showed great perseverance          difficulty.

A．in honor of

B．in search of

C．in the hope of

D．in the face of

6 . Dozens of companies, including Hewlett-Packard,            a lot over the past few years.

A．has changed

B．have changed

C．was changing

D．were changing

8 . Men must consider eating, drinking, clothing and finding shelter before they can pursue entertainment and          .

A．potential

B．recreation

C．justice

D．intervention

9 . 假定你是李华，你和你校美国留学生Peter约好下周末一起去旅游，但是你因为临时有事不能赴约。请你给他写封电子邮件，内容包括：
1．表示歉意；
2．告知原因。
注意：
1．词数不少于100词；
2．可适当增加细节，以使行文连贯；
3．文章的开头和结尾已经给出，不计入总词数。
Dear Peter,
______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

Yours,

Li Hua

10 . I asked George to go through the composition I’d just finished ______ any possible mistakes in it.

A．correcting

B．to correct

C．correct

D．corrected