58. Don’t all speak ____. One at a time, please.
A. in time B. on time C. at the same time D. at one time
57. ____ the ability to fight against disease, but also helps us build our body.
A. Vitamin C not only provide B. Not only does Vitamin C provide
C. Not only Vitamin C provides D. Vitamin C, which not only provides
56. He gave me a book as a present, whose title is An Introduction _____ English
Grammar. B. of B. by C. to D. for
55. The black ____ in the United States before the Civil War. A. looked on as
B. were looked down upon as C. were looked on as D. were looked down upon
54. One of the requirement for the fire is that the material ____ to its burning
temperature.
A. is heated B. will be heated C. would be heated D. be heated
53. The teacher agreed to the suggestion that the students ____ tow weeks to prepare for
the exam.
A. give B. should give C. be given D. would be given
52. ---When will the game begin? ---It will begin later than usual ____ 15 minutes.
A. in B. on C. by D. in
51. ---Did you loose the match? ---Yes, we lost the match ____ one goal.
A. by B. at C. with D. only
50. What surprised me was not what he said but ____ he said it.
A. the way B. in the way that C. in the way D. the way which
49. Time should be made good use ___ our lessons well.
A. of learning B. to learn C. to learning D. of to learn