问题

Why, my new computer is rubbish! Five hours has passed and it still hasn’t finished the downloading. —Don’t worry. You know, sometimes the Internet ________ be very slow.

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

正确答案是：

同类题型

Thank you so much! But for your text message, I ___________ home without my ID card this morning.

I want to know whether the day Iam looking forward to will come today or tomorrow.— Does that make any difference

admitted to our school two years ago, a top school in our hometown, _____ he has been crazy about reading electronic novels, killing time.

I rang the bell for a long time last night, but no one opened the door.— Oh, the family __________ a party and they didn’t hear the bell.

Is Tina _______ to her sister–Yes, they both have big eyes and round face.