题目内容
用be动词的适当形式填空。(5分)
1.________ they new or old?
2.________ this pair of pants white?
3.The paper ________ white.
4.Jenny and I ________ good friends.
5.I ________ your classmate.
【答案】
1.Are
2.Is
3.is
4.are
5.am
【解析】略
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