问题

Is_______ necessary to learn another language? — I think so.
A:this
B:that
C:it
D:he
B:that
C:it
D:he
正确答案是:
同类题型
My friend is coming today but he didn’t tell me _______.[ ]
Be _. Make sure not to make the same spelling mistake next time.
Tommy,can you ________ these words with the pictures?一Sorry,I can’t.
Your sister is very young. Please peel an orange her.[ ]
What did ________ old man in red buy in your shop?—He bought ________ umbrella.