问题
It is necessary to help____________ poor.
A:a
B:an
C:/
D:the
B:an
C:/
D:the
正确答案是:
同类题型
Mum, have you seen my mobile phone?—The one you bought last week? I’m sorry I haven’t seen ________.
How long __________ your parents ___________? —For about twenty years.
______ in his studies, he didn’t know that all the others had left.
There _________ a sports meet in our school next week.
_____ is your office away from here?—Just ten minutes’walk. [ ]