More often, the air in Hangzhou is dirty because of _____.A．cornB．pollutionC．med

题型：不详难度：来源：

More often, the air in Hangzhou is dirty because of _____.

A．corn

B．pollution

C．medicine

D．temperature

答案

解析

试题分析：句意：因为污染，杭州的空气质量更经常地变差。because of因为，后跟名词，动名词，A.corn玉米 B.pollution 污染 C.medicine 药 D.temperature气温，空气因为污染变脏，故选B。

举一反三

My father lost ____keys. Now he can’t get into the house, the office or the garage (车库).

A．a pair of

B．a piece of

C．a cup of

D．a set of

题型：不详难度：| 查看答案

—Tom is ill. What’s wrong with him?
—Poor boy. His illness is the _________ of eating unhealthy food.

A．result

B．cause

C．reason

D．influence

题型：不详难度：| 查看答案

— Excuse me. May 1 know your_______?
— OK. It"s No. 3. Zhongshan Road.

A．house

B．address

C．way

D．place

题型：不详难度：| 查看答案

— How do you like Mount Huangshan?
— Oh, wonderful.Its beauty is really out of ____ .

A．question

B．imagination

C．description

D．emotion

题型：不详难度：| 查看答案

Today I’m of my school and tomorrow I will be the of my school
A.pride, proud B.proud, prideC. proud, proud

题型：不详难度：| 查看答案