Only after he realized the significance of mastering two languages __________ English carefully.
A．did he set about learningB．did he set out learning
C．had he set about learningD．had he set out learning
A
考查倒裝句,當(dāng)only謂語(yǔ)句首時(shí),主句部分采用部分倒裝.句意,只有他認(rèn)識(shí)到掌握兩種語(yǔ)言的重要性后,他才開(kāi)始認(rèn)真學(xué)英語(yǔ).set about doing sth開(kāi)始做某事; set out出發(fā);開(kāi)始,后接不定式.故選A.
練習(xí)冊(cè)系列答案
相關(guān)習(xí)題

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題

I have been living in the United States for twenty years, but seldom _____ so lonely as now．
A．have I feltB．I had feltC．I have feltD．had I felt

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題

Hardly ______ he got out of the court ______ the reporters raised a lot of questions to him．
A．had … whenB．had…thanC．did…whenD．has…than

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題

_______will Mr. Black be able to regain control of the company.
A．Only by working hardB．Only he works hard
C．With hard workD．Only if work hard

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題

_____ , I think, and the problem could be settled.
A．If you make your effortsB．So long as you keep your spirits
C．A bit more effortsD．making great efforts

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題

— Are you going there with us?  
— If Mary wants to go, __________.
A．I also goB．so do IC．so I willD．so will I

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題

Only after they had discussed the matter for several hours _______a decision.
　　A they reached        B did they reach     C they reach     D do they reach

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題

Not until _______ home _______ her appointment with the doctor.
A．she arrived; did she rememberB．did she arrive; that she remember
C．she arrived; when she rememberedD．did she arrive; had she remembered

查看答案和解析>>

科目：高中英語(yǔ) 來(lái)源：不詳 題型：單選題

___he met with the difficulty did he realize the importance of our help.
A．Even thoughB．Only beforeC．Never untilD．Ever since

查看答案和解析>>

同步練習(xí)冊(cè)答案