If it was not an accident, he must have done it     .
| A.on purpose | B.in common | C.on occasion | D.in time | 
【2015·重庆】—Hello Jenny, can I see Ms. Lewis?
 —____. I’ll tell you’re here.
| A.With pleasure | B.Never mind | 
| C.You’re welcome | D.Just a minute | 
【2015·安徽】— Can you come to a party on Saturday, Peter?
 — Oh, ______I'm already going out, I'm afraid.
| A.what a pity! | B.don't ask! | 
| C.how come? | D.so what? | 
【2015·安徽】— How is your table tennis these days? Still playing?
 —______. I just don't seem to find the time these days.
| A.That's right | B.No, not much | 
| C.That's great | D.Don’t worry | 
【2015·江苏】—Why didn’t you invite John to your birthday party?
 —Well, you know he’s _______ .
| A.an early bird | B.a wet blanket | 
| C.a lucky dog | D.a tough nut | 
【2015·江苏】—Jim, can you work this Sunday?
 —________? I’ve been working for two weeks on end.
| A.Why me | B.Why no | 
| C.What if | D.So what |