— Is Mr. Smith in his office now? — No, he _____ there. I _____ him in the library a minute ago. [ ]
[ ]
题目简介
— Is Mr. Smith in his office now? — No, he _____ there. I _____ him in the library a minute ago. [ ]
题目详情
— No, he _____ there. I _____ him in the library a minute ago.
[ ]
B. can't be, see
C. mustn't be, see
D. can't be, saw
答案