I don’t remember how many years ago _______I last showed you round the garden.
| A．it was that | B．was it that |
| C．it was when | D．was it when |
—Let me help you, Tom
—Thank you. I can do it. Here's ____________to hold all these things.
| A．a big enough case | B．an enough big case |
| C．a case enough big | D．a case big enough |
I shall never forget the day __________ Shen Zhou V was launched, ______________ has a great effect on my life.
| A．when, which | B．that, which |
| C．which, that | D．when, that |
______ is known to everybody, Taiwan is a part of China. We must unify it.
| A．It | B．As | C．That | D．What |
—Would you be able to go to the party?
| A．I don't expect | B．I'm afraid not |
| C．I don't think so | D．I believe not |
—Are you coming to the English evening?
—I'm not sure. I ________ go to the concert instead.
| A．must | B．would | C．should | D．might |