Which is the main idea of the passage（）
A. WHO raised the pandemic flu alert to level 6.
B. H1N1 spreads quickly around the world.
C. WHO requires all countries launch pandemic-prevention plans.
D. H1N1 is going to infect more and more people.
查看答案
If you have never planted anything, you won’t be able to know the pleasure of watching the thing you have planted ______.
A. grow
B. to grow
C. growing
D. to be growing
40（）
A. longed to
B. long to
C. longing to
D. longed for
Once ______, this power station will supply all the neighboring towns and villages with electricity.
A. it being completed
B. it completed
C. completed
D. it completes
38（）
A. one in ten
B. one in tens
C. one to ten
D. one for ten
微信支付 
支付宝支付