— No one was prepared for the teacher"s questions. — We ____ read the lesson yes
题型:模拟题难度:来源:
— No one was prepared for the teacher"s questions. — We ____ read the lesson yesterday evening.
[ ]
A. must have B. could have C. should have D. might have
答案
C
举一反三
— I am going to New York this evening. Is there a flight to New York then? — There ____ be a flight. But you"d better call the booking office to make sure.