问题

he development of modern society, E-mail as wellas telephonesan important part in dailycommunication.

A:have played
B:is playing
C:are playing
D:had played

正确答案是：

同类题型

I think the new film _______ by Mr. Zhang _______.

It seems as if they are going to ____ us alot of money for the party hall

Only when _________________.

There are _______ days in a year.

Some wild animals will do everything they can to protect their families if there’s ________.