It was not until midnight      they reached the camp site.

A. that              B. when               C. while          D. as

They will fly to Washington,      they plan to stay for two or three days.

A. where                 B. there               C. which                D. when

―Shall we go out for dinner tonight?

―______.

A. You are right              B. It must be funny     
C. That sounds great       D. Have a nice time

Why are you so anxious? It isn’t your problem ______.

A. on purpose       B. in all      C. on time      D. after all

Running a company is not ______ a matter of hiring people ― they also need to be trained.

A. simply              B. partly              C. seriously             D. equally

Everything was perfect for the picnic ______ the weather.

A. in place of      B. as well as      C. except for      D. in case of

Don’t promise anything ______ you are one hundred percent sure.

A. whether          B. after         C. how           D. unless

Dogs have a very good ______ of smell and are often used to search for survivors in an earthquake.

A. sense                       B. view                        C. means                            D. idea

American Indian ______ about five percent of the U.S. population.

A. fill up       B. bring up      C. make up       D. set up

It is one of the funniest things ______ on the Internet so far this year.

A. finding     B. being found       C. to find      D. found