题目内容
（请给出正确答案）
Over thirty cities around the world boast more than five million residents.
A．jobs
B．dwellings
C．blocks
D．inhabitants
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更多“Over thirty cities around the …”相关的问题
Over thirty cities around the world boast more than five million residents.（） A jobs B dwellings C blocks D inhabitants
An international team of scientists is studying the problem
of pollution and dust in Asia. One hundred thirty scientists
from twelve countries have gathered in the western Pacific
area to observe thick dust storms. They will observe the
dust storms which they mix with some of the world's heaviest 【M1】 ______
pollution. The thickest dust storms in recent years
reported in Beijing, China and other Asian cities last spring. 【M2】 ______
The dust storms come from deserts in China and Mongolia. 【M3】 ______
This year, similar dust storms have began moving east 【M4】 ______
toward large Asian cities and the northwest Pacific Ocean.
The dust storms happen in winter over deserts high 【M5】 ______
below sea level. In the spring, the storms trove east, over large
dries in China, Japan and Korea. By summer, rainstorms break
up the dust and help increase pollution in the air. 【M6】 ______
The scientists plan observe the dust storms through the 【M7】 ______
middle of May. They are using research ships, airplanes, satellites
and instrument on the ground to gather information. 【M8】 ______
Aerosols(悬浮颗粒) are very small particles in the air.
The scientists are studying aerosols that contain sulfate(硫酸
盐) and carbon are produced by the burning of soft coal, wood 【M9】 ______
and plants. Barry Hubert of the University of Hawaii is the leading
investigators for the study. He says developing nations in Asia 【M10】 ______
use a mixture of fuels that are not used in other areas.
【M1】
A.so much as
B.quite a bit
C.larger than
D.more than
Making Cities Greener
1. 现代城市中的树越来越少；
2. 分析城市中有树的好处；
3. 我们如何解决这个问题。
In this passage the writer thinks it is fight for people______.
A．to move to big cities
B．not to move to big cities
C．not to move to big cities before they think over the problems of living there
Apple Computer has a history of______.
A．nearly thirty years
B．more than forty years
C．only over ten years
D．more than one hundred years
A.was 166 million in 1950
B.was 17 million in 1995
C.is 204 million now
D.will be over 204 million in 2015
In context," the good sense to recognize" suggests that technical experts ______.
A．think that greenery makes cities more attractive
B．are aware of the stress of city life
C．support nature conservation programs
D．favor large city parks over smaller ones
