问题

This is ______ useful guidebook.— I agree with you. We may get lost without it.

A:a
B:an
C:the
D:/;

正确答案是：

同类题型

How long do you think _______ the conflict betweenJapan and China comes to an end

hate all this travel; I want to get married and _________.

He likes playing football, so he wants to buy football.

The mofferedhim their help.

Mr. Brown ______ his office an hour ago and he isstill on his way home.