— Would you mind ____ the window? It's hot here!

    — ____.

A. to open; No， please                  B. open; Yes， please

C. opening; No， of course not               D. opening; Yes， please

I lost my way in complete darkness and, ____ matters worse, it began to rain.

A. making            B. to make        C. made            D. having made

It has been ten years since the Labour Party came into ____ in that country.

A. control           B. force             C. power           D. charge

Although we hadn’t met for twenty years, I recognized him ____ I saw him.

A. the moment     B. one moment          C. by the moment   D. for the moment

—  Hello, may I have an appointment with the doctor?

— ____  

A. Sorry, he is busy at the moment.

B. Why didn’t you call earlier?

C. Certainly. May I know your name?

D. Sorry, he doesn’t want to see you.

— Do you happen to have twenty dollars on you?

— ____?

— I want to buy a reference book.  

A. Do you want the money                 B. What will you want to do

C. How much                              D. What for

--- Will you waste your time and money on that?  --- Certainly ________.

A. I not              B. don’t               C. not           D. no

It was until dark ___ he found ___ he thought was the correct way to solve the problem.

A. that; what      B. that; that            C. when; what     D. when; that

Helen was much kinder to her youngest son than to the others， _____，of course，made the others envy him.

A.who               B.that                  C.what         D.which

____ was his kindness that everyone praised him.

A. It               B. What                C. So             D. Such