He had to be reminded two or three times ________ he could avoid making the same mistake.
A．before B．until C．when D．a(chǎn)fter
A
連詞辨析。A.在……之前 B. 直到…… C. 當(dāng)……時 D. 在……之后。句意：在他可以避免犯同樣的錯誤之前，不得不提醒他三到兩次。選A。
練習(xí)冊系列答案
相關(guān)習(xí)題

科目：高中英語 來源：不詳 題型：單選題

It was exciting news _______ a student from China won a UN prize days ago.
A．whatB．thatC．whileD．but

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

So, ________ the government has a good system of control or can educate the people, the forests will slowly disappear.
A．a(chǎn)s long asB．whenC．unlessD．every time

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

The young couple are trying to save as much as possible ________ they can afford a flat by the end of next year．
A．so thatB．even thoughC．in caseD．a(chǎn)s if

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

Viewers continue to watch TV ______ they complain about the quality of the programming.
A．even though B．a(chǎn)s ifC．a(chǎn)s long asD．unless

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

Henry, take this seat, ________ you’ll have to stand watching the game.
A．orB．soC．a(chǎn)ndD．then

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

It was in New Zealand ______ Elizabeth first met Mr.Smith.
A．thatB．howC．whichD．when

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

No sooner had he finished his talk       he was surrounded by the workers.
A．a(chǎn)sB．thenC．thanD．when

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

It really seemed ages _____ the police came on the scene and cleared away the damaged
　　　　cars.
A．beforeB．a(chǎn)fterC．whenD．a(chǎn)s

查看答案和解析>>

同步練習(xí)冊答案