He is very old,____ he still works very hard.     

A. but               B.if            C.when             D.as

. The word "write" has the same pronunciation ____ the word "right".

A. of               B.as                             C.to                             D.from

My uncle lives ____ 105 Huanghe Street. His room is ____ the fifth floor.

A.at;on                        B.at;at                          C.on;in                        D.of;to

He went to Beijing and returned ____ three days.

A. in                B. before                         C. later              D. after

The teacher is writing ____ a piece of chalk on the blackboard while the students are writing ____ink in exercise books.         

A. with, in         B. in, with        C. in, in        D. with, with

In order to change attitudes _______ employing women, the government is bringing in new laws.

A. about                     B. of        C. towards                    D. on

Difficulties are nothing ___ we are not afraid of them.

A. for                  B. as                C. if                D. whether

___you understand this rule, you will have no further difficulty.

     A. Once                       B. At once              C. Only                 D. Only then

He thought the jar made of earth little value and 1et me have it only one dollar．

A．with；for B．of；for C．of；by D．with；by

There’s something _______ her that I really don’t like.

A. with     B. for  C. to  D. about