—How did your mother react ________ the news?

—She reacted by getting very angry.

A.on B．of C．with D．to

For a moment Tom was ________ how to reply to the question.

A．no idea B．not knowing C．puzzling D．at a loss

I don't want to get ________ in some lengthy argument about who is to blame.

A．included B．involved C．concerned D．affected

I found all ________ in the play funny and interesting.

A．directors B．the director C．characters D．the characters

________ his being late again，he lost his job and had to stay at home.

A．Owe to B．As result of C．In case of D．Because of

The most important ________ of his speech was that we should all work whole?heartedly for the people.

A．element B．spot C．sense D．point

This business company which was ________ in 1724 has developed into a big one.

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

Dr.Sun Yat?sen had________ for the independence of the country and happiness of the people in all his life.

A．asked B．longed C．struggled D．waited

They are my good friends.They helped to________ me through the difficulty.

A．put B．pull C．break D．take

Stop ________ yourself in the mirror.It's time for work.

A．helping B．challenging C．admiring D．seating