Question

【题目】选词填空

am is are

1.—What ____ you doing?

—I ____ painting.

2. We _____ playing basketball.

3. —What ______ Jenny doing?

—She ____ singing.

4. Mike and Tom _____ reading books.

Answer 1

【答案】1. are am 2. are 3. is is 4. are

【解析】

略