All the clothes donated by the citizens need cleaning thoroughly before being sent to the earth-stricken area, ______ ?
#64893
A
needn’t they
B
don’t they
C
didn’t they
D
shouldn’t they
推荐题目
------Did Eric go swimming yesterday? ------_________. He went to the movies with Mark. 
#59926
A
Yes, he did .
B
Yes, he does.
C
No, he didn’t.
D
No, he doesn’t .
-Julia, _________will your son return?-In a week. 
#60040
A
how often
B
how far
C
how soon
D
how long
Such a hard problem ________ that I ________ gave it up . 
#64930
A
was it ; eventually
B
It was ; suddenly
C
was it ; unfortunately
D
It was ; eventually
---      is “Animal World” shown on CCTV-2?    ---Every week
#59840
A
How long
B
How soon
C
How often
D
How many times