----- When are you _____ your next exams?

----- Next month.

　 A. making 　 B. taking  C. holding 　 D. getting

It is the custom for people to get together on New Year’s Eve, ________ with each other.

A. making　　　　 B. getting　 　　　 C. having　　　　 D. amusing

China has a population of 1.3 billion, ____ it the largest country in the world by population.

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

Does the way you thought of______the water clean make any sense?

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

If _______ unsolved, this may lead to more serious problems.

A. making　　　　 B. remained　 C. left　　　　　 D. taking