题目内容
5.______that Ebola virus has caused most serious deaths from EDV (Ebola virus disease),especially in West Africa.( )
A. | As you see | B. | It is known to all | ||
C. | As is known to all | D. | As is seen |
分析 众所周知,埃博拉病毒造成了非常严重的死亡,尤其在西非.
解答 答案:B.根据that Ebola virus has caused most serious deaths 可知此处是真正的主语,主语从句,纵观选项As引导定语从句,选项C,As is known to us 众所周知,为定语从句,后应逗号隔开,去掉that即可,A,D正如你所见,亦如此改,故选B.
点评 本题考查it 形式主语,结合语义的基础上便能选出正确答案,同时注意定语从句与主语从句不要混淆.

练习册系列答案
相关题目
4.Though the latest figures show China's economy grew slightly slow by just 6.7% in the first quarter of the year,it was _______ the government growth target.( )
A. | in line with | B. | in favor of | ||
C. | in disagreement with | D. | in defense of |
10.Standing in the middle of _______was once a beautiful school,I looked around and found it lying in ruins after the earthquake.( )
A. | which | B. | that | C. | where | D. | what |
17.My mother asked me to repeat __________ telephone number __________ second time so that she could write it down.( )
A. | the; a | B. | a; the | C. | a; a | D. | the; the |