____ he has limited technical knowledge,the old worker has a lot of experience.

A.Since                 B.Unless

C.As                     D.Although

was given three books on cooking,the first_______I really enjoyed.

A.of that               B.of which            C.that             D.which

When first______to the market,these products enjoyed great success.

A.introducing                      B.introduced

C.introduce                          D.being introduced

I can’t stand_____with Jane in the same office.She just refuses ______talking while she works.

A.working;stopping

B.to work;stopping

C.working;to stop

D.to work;to stop

They______on the program for almost one week before I joined them,and now we ______it as no good results have come out so far.

A.had been working;are still working

B.had worked;were still working

C.have been working;have worked

D.have worked;are still working

She_____Japanese when she was in Japan.Now she can speak it freely.

A.picked out                        B.made out

C.made up                           D.picked up

English is a language that many young people around the world ______not speak perfectly but ______at least understand.

A.may;can                          B.would;might

C.will;must                         D.could;might

—______he start at once or wait for a while?

—Let him start at once.

A.Will                   B.Would         C.Does                  D.Shall

Every year,many farmers go off to the coastal cities, ______more money there.

A.in order to make                      B.in hopes of making

C.hoping to make                        D.so as to make

I really appreciate ______a great effort to come to help us with the problem.

A.your making                            B.you to make

C.you to make                                   D.your being made