—We are having a party, would you like to join us?

—Is it all right if I bring a friend with me?

—________

—Then I would love to come.

A. No, I don't know.

B. Why not?

C. Of course not.

D. That's right

Scientists say that many factors ________ changes in the weather.

A. bring up

B. bring forward

C. bring about

D. bring out

The price of ________, such as electricity, coal and gas, is going up fast in that area.

A. energy

B. force

C. materials

D. products

Children under six are not ________ to school except those of extraordinary intelligence.

A. accepted

B. received

C. permitted

D. admitted

Work starts every day at 7 a.m., and goes on until late afternoon ________ a break at midday.

A. by

B. with

C. for

D. after

Nancy is expecting another baby and hopes ________ will be a boy.

A. he

B. that

C. who

D. it

He didn't go into detail on the subjects that is to say, he spoke ________.

A. in common

B. in particular

C. in general

D. in short

—Did the doorkeeper let you in?

—No. ________ I tried to tell him I was your relative, he just didn't believe me.

A. However

B. Even if

C. No matter

D. Whether

These foreign experts came all the way to China for promoting friendship ________ for making money.

A. other than

B. more than

C. better than

D. rather than

With a lot of problems considered ________, the principal decided to hold a meeting to have a thorough discussion about them.

A. solved

B. to solve

C. solving

D. being solved