问题

It is known to us all E-mail is______efficient than sending a fax

A:so difficult a work
B:such a difficult work
C:so difficult work
D:such difficult work

正确答案是：

同类题型

His father ________ for a week

．From what we get，we can ________ aliving；what we give，however，makes a life．

d that as many as 24 people werekilled in the big fire.—-Yes,newscame as surpriseto us.

edn’thave apologized for your absence—, it’s hardly your fault

_____ the dining hall — It’s behind the red building.