问题补充:
Mike and I in the library now.
A. read
B. are reading
C. is reading
D. am reading
答案:
A. read
(答案→)B. are reading
C. is reading
D. am reading
解析:本题中有个now,应该是现在进行时,结构为be+doing,本题的主语是复数,故be用复数are,故本题选B。
时间:2018-12-19 14:06:58
Mike and I in the library now.
A. read
B. are reading
C. is reading
D. am reading
A. read
(答案→)B. are reading
C. is reading
D. am reading
解析:本题中有个now,应该是现在进行时,结构为be+doing,本题的主语是复数,故be用复数are,故本题选B。