It has been announced by our provincial government that another two medical teams will be sent to _______ the injured people in the severe earthquake.
A. join to B. join in
C. take part in D. attend
The invention of steam engine greatly sped up the industrial revolution, which ________ a lot to the take-off of the world.
A. turned B. contributed C. constructed D. exposed
__________I see him, he looks sad.
A. Every now and then B. Every now and again
C. Every so often D. Every time
A quarrel _________, which made him __________ his family.
A. was broken out; break away B. broke out; break away from
C. was broken away; break down D. broke down; break out
Why not buy him _________MP4 as__________ birthday present since he likes music?
A. an; the B. the; the C. an；a D. a; a
据报道,我国学生近视率居世界第一。造成这一现象的原因是多方面的, 请你以 "Why are more and more children getting short-sighted?" 为题, 写一篇英语短文。
内容主要包括： 1. 造成学生近视的原因； 2. 如何保护视力？
注意: 1.词数120左右；
2.可以适当增加细节, 以使行文连贯；
3.短文的开头已经写好, 不计入总词数。
参考词汇: 近视率 rate of myopia
Why are more and more children getting short-sighted?
It is reported that the rate of myopia of Chinese students is ranked as the highest in the world _______________________________________________________________________
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