50.He has formed a habit of keeping ____ diary since he was young.
A. a B. the C. his D./
49.____ to the Chinese revolutionary cause, Dr.Bethune was widely respected by the Chinese people.
A. Devoted B. Devoting C. To devote D. Devote
48.The weather in the U.S.A varies greatly, ____ on what part you are in now.
A. depend B. depending C. depends D. depended
47.He was shot ______ in the war, which made his wife greatly sad.
A. dead B. deadly C. death D. dying
46.The other day I _____ Tom in the street. How happy I was!
A. meet B. met C. will meet D. have met
45.When Mary holds a party, he needn't invite all her neighbours to her party because everyone in the street can dance _____ her music.
A. in B. at C. with D. to
44.Reading too long in the sun will ____ damage to your eyesight. So I suggest that you should not do so in the future.
A. do B. make C. have D. get
43.The village is _____ by the small river from the others.
A. cut down B. cut off C. cut out D. cut up
42.It's bad manners to be too ______ about others' secrets.
A. interested B. anxious C. worried D. curious
41.The bus is too ____ for me to push in.
A. crowding B. crowds C. crowd D. crowded