The boys followed the marks that they ________, until finally they found their way back to the campsite.

A．leftB．have leftC．had leftD．have been left

C

解析試題分析：考查時態(tài)：句意：男孩跟隨著他們留下的記號，直到最后他們到了回到營地的路。Leave the marks是發(fā)生在follow the marks之前的，所以用過去完成時，選C。
考點(diǎn)：考查時態(tài)

練習(xí)冊系列答案
相關(guān)習(xí)題

科目：高中英語 來源： 題型：單選題

—I am really struck by your spoken English. You speak so fluently. Have you been abroad. 
—Yes, I ________ in London for two years．

A．have stayedB．stayedC．had stayedD．have been staying

查看答案和解析>>

科目：高中英語 來源： 題型：單選題

—Do you think he can get the first prize for jumping?
—Impossible now. He    to do so, but he has just hurt his leg.

A．has expectedB．is expectedC．would expect D．was expected

查看答案和解析>>

科目：高中英語 來源： 題型：單選題

I ________ to visit you later that day, but I had to phone and cancel.

A．comeB．came C．a(chǎn)m comingD．was coming

查看答案和解析>>

科目：高中英語 來源： 題型：單選題

---Why can you speak English so fluently?
---Oh, I________ English in Shanghai International Studies University for four years.

A．studiedB． would studyC．was studyingD．had studied

查看答案和解析>>

科目：高中英語 來源： 題型：單選題

The lady insisted that the young man ____her wallet and____to the police station at once.

A．had stolen; be sent B．should steal; sent 
C．has stolen; sending D．steal; had been sent 

查看答案和解析>>

科目：高中英語 來源： 題型：單選題

The pen I _____ I_______ is on my desk, right under my nose.

A．think...lostB．thought...had lost
C．think...had lostD．thought...have lost

查看答案和解析>>

科目：高中英語 來源： 題型：單選題

— Where is your mother?  
—She ________ the shop. She’ll be back in an hour.

A．has been to B．has gone to C．goes to D．go to

查看答案和解析>>

科目：高中英語 來源： 題型：單選題

---We are informed that the Weifang International Kite Festival starts at 7:00.
---Oh, I didn't expect it was so early! I ________ to go out for dinner with my friends first.

A．was planning B．a(chǎn)m planning
C．have been planning D．have planned

查看答案和解析>>

同步練習(xí)冊答案