问题
选择题
—Look at the boy running on the ground. Is it Davis?
—It _____ be him. I saw him go to the teacher's office just now. [ ]
A. must
B. can't
C. could
D. might
答案
答案:B
—Look at the boy running on the ground. Is it Davis?
—It _____ be him. I saw him go to the teacher's office just now. [ ]
A. must
B. can't
C. could
D. might
答案:B