问题

the protection for thetrees___________ really matters, rather than how many trees are planted
A:hadn't
B:haven't
C:didn't
D: when the little child stopped crying
B:haven't
C:didn't
D: when the little child stopped crying
正确答案是:
同类题型
Mr. Li regards Ningxia as his second_______because he has been here for over twenty years.
____under the tree was a charming girl aged about seventeen or eighteen.
Eating too much is ______ for your ________ .
I refused his request, _________ that it was impossible to do it [ ]
What were you doing__________ it was raining —I was reading a book.