问题

believe in those ads that you canmaster a language in one month. Instead, it is a _______process, which maylast for years.

A:rapid
B:instant
C:gradual
D:regular

正确答案是：

同类题型

Do you know __________ this evening— Let me see. Oh, in two hours.

Hard work _____ success and failure ______ laziness.[ ]

I’m afraid that you _________ enter the museum. Look at the sign, it says “ It is closed today.”

Is this ________ dictionary—No, _____ isn’t _______ dictionary.

So far we have done a lot to build a low-carbon economy, but it is ____ ideal (理想) We have to work still harder