问题
If we ________ now to protect our mother river —Li Jiang River , we ‘ll live to regret it
A:haven’t acted
B:won’t act
C:don’t act
D:hadn’t acted
B:won’t act
C:don’t act
D:hadn’t acted
正确答案是：
同类题型
nager slept very late last night, ________atmidnight
Some people think they are poorer justbecause they are not as______ as other people.
To my great surprise, yesterday, he asked me a few questions ________ there were no answers[ ]
______ role she played in the film! No wonder she has won an Oscar．