1 . His grandparents live ________in a small house, but they don’t feel ________.

A．lonely; alone

B．lonely; lonely

C．alone; lonely

D．alone; alone

2 . The Internet is becoming a ________ (有用的) tool for students.

3 . He studied hard at his lessons so that he could gain high grades in the exams.
He studied hard at his lessons ________ ________ ________ he could gain high grades in the exams.

4 . This is ________ useful book. Let’s buy it.

A．a

B．an

C．the

D．/

6 . 人们正在大街上等士兵回来。
People are ____ ____ the soldiers to comeback in the street.

7 . 无论他说什么，没有人会相信他。
____ ____ ____ he says, nobody will believe him.

8 . 我们决定动身去长城。
We decided to ____ ____ for the Great Wall.

9 . 在他回家的路上，他发现了一串钥匙。
He found a set of keys ____ ____ ____ ____ .

10 . Joe got up so early this morning so that he wouldn’t be late for the meeting. (改为简单句)
Joe got up so early this morning ____ ____ ____ ____   ____ late for the meeting.