____ H1N1 flu from spreading, our government has taken some effective measures.
#94499
A
Prevent
B
Preventing
C
Prevented
D
To prevent
推荐题目
At last,the boy acknowledged   the money from his mother’s pocket.
#89374
A
having stolen
B
to have stolen
C
have stolen
D
having been stolen
You’ve made Jenny _______, so you must be careful when ________ her.
#96788
A
annoy; meet
B
annoying; met
C
annoyed; meeting
D
to annoy; meeting
The hurricane left, _______ the ruins to this area. 
#98462
A
to be left
B
leaving
C
to leave
D
left