Professor Smith, along with his assistants,______ on the project day and night to meet the deadline.
A.work
B.have worked
C.is working
D.are working
试卷相关题目
- 1— Ready to quit guessing, Sandy?— No, no, I hold on! I think I______ to the answer.
A.come
B.have come
C.am coming
D.came
开始考试点击查看答案 - 2Email,as well as telephones,________an important part in daily communication.
A.is playing
B.have played
C.are playing
D.play
开始考试点击查看答案 - 3一Ready to give up guessing,Sandy? 一No,no,hold on! I think I______ at the answer now.
A.arrive
B.am arriving
C.have arrived
D.will arrive
开始考试点击查看答案 - 4—Ready to quit guessing, Sandy?—No, no, I hold on! I think I to the answer.
A.come
B.have come
C.came
D.am coming
开始考试点击查看答案 - 5With the death of Libyan leader Muammar Gadhafi on Thursday, the country's new leaders ______ the challenge of rebuilding a war-torn nation.
A.faced
B.are facing
C.had faced
D.is faced
开始考试点击查看答案 - 6Remember to save what you ________ on once in a while in case the computer suddenly crashes.
A.work
B.will work
C.are working
D.worked
开始考试点击查看答案 - 7Hurry! The train ________. You know it ________ at 8: 00
A.m.. A.leaves; leaves
B.leaves; is leaving
C.is leaving; leaves
D.is leaving; leaving
开始考试点击查看答案 - 8—Have you decided when to leave for Beijing?—Yes, I ______ the day after tomorrow.
A.am leave
B.have left
C.left
D.am leaving
开始考试点击查看答案 - 9If a computer crashes, you will lose the file you ______ on if you don't save it early enough.
A.work
B.are working
C.will work
D.worked
开始考试点击查看答案 - 10They ____ on the program for almost one week before I joined them,and now we ____ on it but no good results have come out so far.
A.had been working; are still working
B.had worked;were still working
C.have been working;have worked
D.have worked; are still working
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