―Was the doctor there when you arrived?

    ―Yes, but he ______ out a moment later.

A. had gone      B. has gone      C. went       D. is going

---What do you think of my suggestion?

--- Sorry. What's that? I ____ about something else.

A. thought B. am thinking  C. was thinking D. had thought

Scientists say they have found a way to produce the human body’s own cancer-killing cells through gene treatment, ______ new hope to cancer sufferers.

A. offering     B. showing     C. taking D. making     

Don't forget the appointment with the principal at the registry office, _____you

A. don't B. do  C. will  D. shall

The mountain village is my hometown.   I spent   _____   merry night there when I was young.

   A. a great many B. plenty of   C. many a         D. a great deal

Some 25,000 people were reported ______ in the ever recorded worst earthquake in Iran, which occurred late this month.

   A. were killed B. to be killed C. killing D. to have been killed

I heard that you really had a wonderful time at John's birthday party, _____?

A. didn't I   B. didn't you   C. hadn't you   D. will you

The government was believed to be considering _____ a law _____ it a crime to import any kind of weapon.

A. to pass …. to making  B. to be passing …. to make

C. passing … made   D. passing …. making.

It is ______ that terrorism is a great threat to world peace.

A. widely accepted   B. widely accepting

C. wide accepted     D. wide accepting

We hadn't met for 20 years, but I recognized her_____ I saw her.

   A. the moment             B. for the moment

   C. the moment when        D. at the moment when