Lisa, now stop for a short break. You should know that you _____ all the morning
题型:0116 月考题难度:来源:
Lisa, now stop for a short break. You should know that you _____ all the morning. |
[ ] |
A. are working B. had been working C. have been working D. have worked |
答案
C |
举一反三
— Where is mother? — She is in the kitchen. She _____ the dinner for the party the whole afternoon. |
A. is preparing B. was preparing C. has preparing D. has been preparing |
— Hi! John, would you like to play football with us? — Oh, I can"t. I _____ my lesson all the morning and still need half an hour. |
A. am reviewing B. have been reviewing C. have reviewed D. reviewed |
We ____ hard together to achieve our common goal these years-to build a cleaner, safer and healthier world. |
A. have been working B. are working C. work D. have worked |
I won"t tell the student the answer to the math problem until he _____ on it for more than an hour. |
A. has been working B. will have worked C. will have been working D. had worked |
I have to see the doctor because I _____ a lot lately. |
A. have been coughing B. had coughed C. coughed D. cough |
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