_______ he had not hurt his leg, John would have won the race.

A. If              B. Since    C. Though          D. When

He did not regret saying what he did but felt that he         it differently.

A. could express                        B. would express

C. could have expressed                 D. must have expressed

If only he _______ quietly as the doctor instructed, he would not suffer so much now.

    A. lies                             B. lay

    C. had lain                         D. should lie

It is hard for me to imagine what I would be doing today if I ____ in love, at the age of seven, with the Melinda Cox Library in my hometown. w.w.w.k.s.5.u.c.o.m

A. wouldn’t have fallen             B. had not fallen

C. should fall                           D. were to fall

And video cameras can be used to＿＿people’s actions at home.

A. keep                     B. make                C. record               D. watch

----- When was the People’s Liberation Army’s Navy founded?

  -----It ____the April of 1949.

   A.dates to             B.dated back         C.dated from          D. dates back to

20. He said it was _____ impossible to buy the novel which was _____ worth reading.

A. very…very         B. very…quite

C. much…much         D. quite…well

The way she thought of ____ money was to sell her hair.

A. got    B. getting    C. to get     D. get

18. Playing football and watching TV _____ both interesting.

A. were   B. was    C. are          D. is

9. He arrived here at noon, ﹍﹍in the day, and he went out and came back﹍﹍in the day.

A. late; late      B. late; later

C. later; late      D. later; later