We will arrive _______ Shanghai _______ the evening of April 28th.
| A．at; in | B．in; in |
| C．in; on | D．at; at |
Itwhen Imy homework last night.
| A．raining, did | B．rained, was doing | C．was raining, do | D．rains, was doing |
Computers are usedworkershelping make many dinfferent things now.
| A．to, for | B．by, for | C．by, to | D．for, to |
---Can you stay here longer?
---, but I have to be back tomorrow.
| A．I’d like to | B．I’m afraid not | C．No problem | D．No, thanks |
I preferto in summer.
| A．swimming, boating | B．to swim, boat |
| C． to swimming, boating | D．swim, boat |
—_________ do you have PE lessons?
— Three times a week．
| A．How long | B．How soon | C．How many | D．How often |