?Who made a phone call for me just now, David?

?I don't know, but it was a girl's ________ .

A. sound

B. number

C. answer

D. voice

?How much should I pay for a round-trip ticket, sir?

?________ 80 dollars, please.

A. Every

B. Another

C. Together

D. All

?Will you come to the dinner party?

?I won't come unless Jenny ________ .

A. will be invited

B. can be invited

C. invited

D. is invited

People can ________ running everywhere. Do you know what ________ ?

A. see; has happened

B. see; happens

C. be seen; is happened

D. be seen; is happening

When Miss Green began to ________ something, the two boys stopped ________ and became quiet.

A. speak; telling

B. talk; speaking

C. say; talking

D. tell; saying

?What's one fourth and a half, do you know?

?Yes, it's ________ .

A. two sixths

B. three fourths

C. one three

D. three sixths

?Your spoken English is much better now.

?Thank you. Our English teacher often asks me ________ English as ________ as I can.

A. to speak; many

B. not to speak; many

C. to speak; much

D. not to speak; much

Some passengers were walking through one of big halls at Pairs' Charles De Caulle Airport ________the whole roof(屋顶) fell down.

A. while

B. as soon as

C. when

D. after

Catherine ________ the letter before her mother came into her bedroom.

A. has written

B. was written

C. had written

D. is writing

?Did you go to Jack's birthday party?

?No, I ________ .

A. am not invited

B. wasn't invited

C. haven't invited

D. didn't invite