1 . Ride your bike or you’ll be late. （用if改写句子）
You’ll be late if you __________ __________ your bike.

2 . My friends can do different things because they have different a________.

3 . The playground is behind the classroom building.（改为同义句）
The classroom building is ______ ______ ______ the playground.

4 . I can see ten ________ (goose) in the yard, four are white and six are grey.

5 . 英语字母中有两个可以独立成单词，它们分别是______.

A．I和A

B．I和O

C．A和E

D．C和P

6 . It’s __________(不可能)for him to work out that difficult Maths problem since he is not good at it.

7 . I want to be an English teacher in the f________.

8 . Daniel is good at English so he has no problems ________ (communicate) with these American friends.

9 . —The Chinese Characters Dictation Contest (汉字听写大赛) is very popular.
—There ______ a similar one in our school next Friday. We can’t wait.

A．is going to have

B．are going to be

C．will have

D．is going to be

10 . The meeting is very important. I will a________ it on time.