A. rubber B. rubbers C. a rubber

4) Don‘t walk ______ the grass.

A. in B. under C. on

5) Don’t ______ a bicycle here.

A. run B. walk C. ride

6) I see ______ orange on the table.

A. am B. an C. a

7) There ______ some books on the bag.

A. am B. is C. are

8) It‘s hot. ______ the window， please.

A. Close B. Open C. Sleep

9) ______ do you live? I live in Ningbo.

A. What B. Who C. Where

10) ______ is your friend? Tom.

A. What B. Who C. Where

6. Read and fill(选择并填入正确的单词。)5%