A man escaped from the prison last night. It was a long time ________ the guards discovered what had happened.


  1. A.
    before
  2. B.
    until
  3. C.
    since
  4. D.
    when
C
解析：
本題要突破定向思維，不是It was a long time before句型，注意空格后面的時態(tài)是過去完成時，前面是過去時，因此從時間概念上看應(yīng)該是since．
練習冊系列答案
相關(guān)習題

科目：高中英語 來源： 題型：014

A man escaped from the prison last night. It was a long time ________ the guards discovered what had happened.

A. before　　　　　　   B. until　　　　　　　　  C. since　　　　　　　　 D. when

 

查看答案和解析>>

科目：高中英語 來源：啟東中學作業(yè)本　　高二英語(下) 題型：016

A man escaped from the prison last night. It was a long time ________ the guards discovered what had happened.

[　　]

A．before
B．until
C．since
D．when

查看答案和解析>>

科目：高中英語 來源：浙江省寧波市鄞州區(qū)2012屆高三5月高考適應(yīng)性考試英語試題 題型：016

It is reported in the newspaper that a man escaped from the prison last night and it was a long time ________ the guards discovered what had happened．

[　　]

A．when

B．until

C．since

D．before

查看答案和解析>>

科目：高中英語 來源：浙江省模擬題 題型：單選題

It is reported in the newspaper that a man escaped from the prison last night and it was a long time
______ the guards discovered what had happened. 
[     ]
A. when          
B. until            
C. since        
D. before

查看答案和解析>>

同步練習冊答案