问题

It is well-known that advertising is often the most effective method of .

A:promotion
B:extension
C:contribution
D:motivation

正确答案是：

同类题型

We play computer games the weekend.

You see, I’m poor in maths, you are not good at English, and…-That’s ________we should help each other[ ]

yed the computer games till late last night,____early this morning.

Could you please tell me ________ in today’s newspaper—Sorry, _______.

ter left home in 1998, and _______since.