In communication, a smile is usually________ strong sign of a friendly and ________ open attitude.

A. the; /                      B. a; an                                  C. a; /                                   D. the; an

I remembered________ the door before I left the office but forgot to turn off the lights.

A. locking                            B. having locked                 C. to have locked               D. to lock

It’s not how much we do but how much love we put into what we do ________ counts.

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

Everything ________, I’m sure I made the right decision.

A. taken into consideration                                    B. taking into consideration

C. to take into consideration                        D. take into consideration

Courage is a good quality and is ________ it takes to get over difficulties.

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

 It is illegal for a public official to ask people for gifts or money ________ favors to them.

A.      in addition to                              B. in return for                    

C. in revenge for                            D. in search of

________ many times, he still repeated the same mistake.

A. Having been told  B. Having told                      C. Telling                               D. Told

I am blessed with a great class, ________everyone is hardworking, kind and friendly to each other.

A. one where             B. the one that                    C. the one where                D. one that

I had been working on math for the whole afternoon and the numbers ________ before my eyes.

A. swim                       B. swam                                C. swimming                        D. had swum

I have told you the truth. ________ I keep repeating it?

A. Must                        B. Can                                    C. May                                   D. Will