The students _______ their homework carefully when the teacher walked into the classroom quietly.

A．do B．did
C．a(chǎn)re doing D．were doing

D

解析試題分析：句意：學(xué)生們正在認(rèn)真做作業(yè)，當(dāng)老師安靜地走進(jìn)教室時(shí)。根據(jù)when the teacher walked into the classroom quietly當(dāng)老師安靜地走進(jìn)教室時(shí)，可知學(xué)生們正在做某事，從句為一般過去時(shí)，主句為過去進(jìn)行時(shí)，故選D.
考點(diǎn)：考查過去進(jìn)行時(shí)

練習(xí)冊(cè)系列答案
相關(guān)習(xí)題

科目：初中英語 來源： 題型：單選題

—Where have you _____ all day? —I came back at noon and I ____ in this room ever since.

A．gone; had been B．gone; was
C．been; have been D．been; am

查看答案和解析>>

科目：初中英語 來源： 題型：單選題

—Where’s your father, Tom? I haven’t seen him for days.
— He _____ to Changsha for business and he will come back next week.
A. goes            B. went            C. has gone

查看答案和解析>>

科目：初中英語 來源： 題型：單選題

A new bridge         over the river now ,You can see many railway workers and engineers working every day．

A．is built B．is being built
C．has been built D．should be built

查看答案和解析>>

科目：初中英語 來源： 題型：單選題

Today’s young people can’t live without smart phones. They keep their hands on the phones wherever they go, even while they ________ meals.

A．had B．will have
C．a(chǎn)re having D．were having

查看答案和解析>>

科目：初中英語 來源： 題型：單選題

Chinese speed skater, Li Jianrou was a dark horse. She 　　　 to win the gold medal before the race started.

A．didn’t expect B．wasn’t expected  
C．wasn’t expecting D．hasn’t expected 

查看答案和解析>>

科目：初中英語 來源： 題型：單選題

-- Where is Paul, do you know?
-- He ________ the library. He won’t return until nine.

A．has been toB．has gone to
C．goes toD．went to

查看答案和解析>>

科目：初中英語 來源： 題型：單選題

--"How long has the movie        ?
--About ten minutes. You haven't missed too much.

A．started B．finished
C．been on D．been over

查看答案和解析>>

科目：初中英語 來源： 題型：單選題

There ______ a parents’ meeting tomorrow afternoon.

A．is going to haveB．has
C．is going to beD．be

查看答案和解析>>

同步練習(xí)冊(cè)答案