The chief reason for the population growth isn’t so much a rise in birth rates _

题型：不详难度：来源：

The chief reason for the population growth isn’t so much a rise in birth rates ________ a fall in death rates as a result of improvements in medical care.

A．and

B．as

C．but

D．or

答案

解析

略

举一反三

. In no country other than Britain, it has been said, ____ experience for seasons in the course of a single day.

A．you can

B．people can

C．can one

D．can it

题型：不详难度：| 查看答案

There are many valuable services which the public are willing to pay ___, but which __ not bring a return in money to the community.

A．to; do

B．不填；does

C．for; does

D．for; do

题型：不详难度：| 查看答案

He did poorly in the exams, ___ how hard he tried for them.

A．to consider

B．considering

C．to regard

D．regarding

题型：不详难度：| 查看答案

She is such a good boss ___ we all love and respect him.
She is such a good boss ___ we all love and respect

A．that; as

B．who; that

C．that; who

D．as; that

题型：不详难度：| 查看答案

What is all this excitement about? You __ a fuss about nothing.

A．have made

B．are making

C．will make

D．were making

题型：不详难度：| 查看答案