Since the project has been ___ on well, you must ___ it on until it is completed.
A．carrying, carry B．going, carry
C．going, goD．carrying, go
B

試題分析：原句意思是，這項工程進展順利，你一定要堅持，直到它完工。表示動作從過去某一時間開始一直延續(xù)到現(xiàn)在，并且有可能持續(xù)下去，所以應該用現(xiàn)在完成進行時；carry on意思是繼續(xù)，堅持下去，所以選B。
點評：根據(jù)前后句的關系，來判斷時態(tài)。表示動作從過去某一時間開始一直延續(xù)到現(xiàn)在，并且有可能持續(xù)下去，應該用現(xiàn)在完成進行時
練習冊系列答案
相關習題

科目：高中英語 來源：不詳 題型：單選題

---Don't put the waste on the ground.
---Oh, I'm very sorry. I ________ the dustbin（垃圾箱） there.
A．don't seeB．isn't seeingC．didn't seeD．haven't seen

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

When winter comes, it _________ become very cold in Shenyang.
A．is going toB．willC．hasD．is about to

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

I have no money now. Even if I ______ money, I _______ such an expensive car. 
A．have; won’t buy B．had; wouldn’t buy
C．had had; wouldn’t have boughtD．will have; won’t buy

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

His father, a famous university professor, who is said to have started his teaching career in Australia, _____ in Nanjing University for more than twenty years.
A．has workedB．workedC．is working D．will work

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

We’ve been told the good news, but when and where to go for the exciting paid vacation _______ yet.
A．a(chǎn)re not discussedB．have not been discussed
C．is not being discussedD．has not been discussed

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

It __________ Tom that parked the car here, as he is the only one with a car.
A．may beB．might have beenC．must have beenD．could be

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

The last decade of the 21st century ________ the rapid, steady development of China in various fields.
A．witnessedB．was witnessedC．is witnessedD．had witnessed

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題


— What do you think of the bottled water?
— I don’t like it at all. It is reported that much nutrition, including some minerals, ______ while it is being processed.
A．a(chǎn)re ridded of B．a(chǎn)re gotten rid ofC．gets rid ofD．is ridded of

查看答案和解析>>

同步練習冊答案