47. "Why don't you submit your essay on time, Tim?" Kate suggested.
A. Kate suggested submitting Tom's essay on time.
B. Kate suggested that Tom must submit his essay on time.
C. Kate suggested that Tom submit his essay on time.
D. Kate suggested that Tom submitted his essay on time.
48. Please don't use the shower after midnight.
A. Would you mind not to use the shower?
B. Would you like to use the shower before midnight?
C. I don't want you to use the shower.
D. Would you mind not using the shower after midnight?
49. John is nervous in the interview, so he can't be offered the job.
A. If John was not nervous in the interview, he could be offered the job.
B. If John had not been nervous in the interview, he could not have been offered the job.
C. If John were not nervous in the interview, he could be offered the job.
D. If John is not nervous in the interview, he can be offered the job.
50. Those questions are very tough. Students can't answer them in a short period of time.
A. Those questions, which students can't answer them in a short period of time, are very tough
B. Those questions which students can't answer in a short period of time are very tough.
C. Those questions, that students can't answer in a short period of time are very tough.
D. Those questions, which students can't answer in a short period of time, are very tough.