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

－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

－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

－Has Jack finished his homework yet?

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

[　　]

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

[　　]

They won't buy new clothes because they ________ money to buy a color TV set.

[　　]

－What's the matter?

－The shoes don't fit properly. They ________ my feet.

[　　]

He ________ articles for our wall-newspaper these three years, and he ________ about forty articles.

[　　]

A．has been writing; has written

B．has been writing; wrote

C．is writing; has been writing

D．has written; has written

－Are you a visitor here?

－That's right. I ________ round the world and now my dream of coming to China ________ true.

[　　]

A．have travelled; has come

B．was travelling; had been come

C．am travelling; has come

D．have travelled; has been come

－Sorry, I forget to post the letter for you.

－Never mind, ________ it myself tonight.

[　　]

A．I'm going to post

B．I've decided to post

C．I'll post

D．I'd rather post