问题

It’s very important for you to arrive on time. — I ____ be there at seven o’clock, I promise. [ ]

A: will
B: can
C: must
D: should

正确答案是：

同类题型

With all his efforts, _____ he made such great progress[ ]

Keep your promises. Try _____ late.

When did you—— English? When I was in college.

Little _____ at that time that this“boring”subject would become his favourite later on.

Though they lost the game, a small but_____crowd cheered as the players came off the court.