Unit1综合测试题31. 情态动词can的用法( ) 1. you swim? No, I . A. Can; can B. Can; dont C. Do; cant D. Can; cant ( )2. I think he can _ in their basketball team. A. is B. be C. are D. am( )3. Can your sister play the violin? . But she can sing. A. Yes, she do B. No, she dont C. Yes, she can D. No,she cant4.can he _(talk) to Mr. Brown?2、选择疑问句( )1. Can you swim or play chess?