.________beat Xiao Ming black and blue is not known.
| A．Whoever | B．Whom | C．Who | D．What |
—— Why do you make me do so?
—— I am sorry that you＿＿＿＿＿＿＿＿do such a thing.
| A．would | B．can | C．should | D．may |
—— Must I take a bus ?
—— No, you＿＿＿＿. You can walk from here.
| A．must not | B．don’t | C．don’t have to | D．had better not to |
—— I didn’t see her yesterday.
—— Oh, but you ＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿.
| A．must have | B．ought to | C．should have | D．cannot have |
They must have been here the day before yesterday,＿＿＿＿?
| A．mustn’t they | B．didn’t they | C．mustn’t have they | D．had they |
She＿＿＿＿＿＿＿＿the film. She knows nothing about it.
| A．can’t see | B．can’t have seen | C．must see | D．mustn’t have seen |