1 . —Why didn’t you answer me just now?
—I ________ the number of the books.

A．am counting

B．will count

C．count

D．was counting

2 . 我们齐心协力，所以很快就控制住了疫情。
We pulled together, so the epidemic (疫情) _____________ in a short time.

3 . —Someone broke into Granny Wang’s home yesterday.
—Luckily, she ________ (walk) her dog outside at that time.

4 . Li Lei and Jack ________ born in Shanghai, but Mary ________ born in the U.S.A.

A．was; was

B．was; were

C．were; was

D．were; were

5 . 我们刚刚要求玛丽先完成作业。
Mary ________ ________ to finish her homework first just now.

6 . —Where did you go on Children’s Day?   
—I went to the Green Lake Park. There _______ lots of children.

A．is

B．was

C．are

D．were

7 . The plane was invented in 1907. (对划线部分提问)
________ ________ the plane invented?

8 . Jenny is excited because she ______ to get the chance just now.

A．tells

B．told

C．is told

D．was told

9 . Neither my friends nor I ________ at the cinema yesterday afternoon.

10 . More than 70 percent of the earth ________ covered by water.

A．be

B．are

C．is

D．was