19.I know Mr Brown； we ＿＿＿＿＿＿ to each other at an international conference.

A.are introduced　　　　 B.have been introduced

C.were introduced　　　 D.had been introduced

18.-- Where ＿＿＿＿＿?

-- I got stuck in the heavy traffic.I ＿＿＿＿＿ here earlier.

A.did you go； had arrived

B.have you been； would have been

C.were you； would come　　　　 D.are you； was

17.-- You haven’t said a word about my new coat, Brenda. Do you like it?

-- I’ m sorry I ＿＿＿＿＿＿ anything about it sooner.I certainly think it’ s pretty on you.

A.wasn’t saying　　　　 B.don’t say

C.won’t say　　　　　　 D.didn’t say

16.I’ve won a holiday for two to Florida.I ＿＿＿＿＿ my mum.

A.take　　　　　　　　　 B.am taking

C.have taken　　　　　　 D.will have taken

15.I ＿＿＿＿ ping-pong quite well, but I haven’t had time to play since the new year.

A.will play　　　　　　 B.have played

C.played　　　　　　　　 D.play

14.John and I＿＿＿friends for eight years.We first got to know each other at a Christmas party. But we＿＿＿＿＿ each other a couple of times before that.

A.had been； have met　　　　 B.have been； have met

C.had been； had met　　　　　 D.have been； had met

13.-- Alice came back home the day before yesterday.

-- Really ? Where ＿＿＿＿＿ ?

A.has she been　　　　　 B.had she been

C.has she gone　　　　　 D.had she gone

12.-- I will come to attend your lecture at 10：00 tomorrow.

-- I’m sorry, by then my lecture will have ended and I＿＿＿my

guests in my office.

A.is being met　　　　　 B.will meet

C.will be meeting　　　 D.will have met

11.-- Has Jack finished his homework yet?

-- I have no idea；he ＿＿＿it this morning.

A.was doing　　　　 B.had been doing

C.has done　　　　　 D.did

10.The traffic in our city　 is already good and it ＿＿＿even better.

A.gets　　 B.got　　 C.has got　　 D.is getting