I still doubt _____ he can overcome(克服) all the difficulties..
A．whyB．whetherC．whenD．how
B
考查doubt的用法。doubt用于肯定句時用whether引導(dǎo)同位語從句；用于否定句時，用that引導(dǎo)。本句為肯定形式，故選B。
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


Soccer is the most truly international team sport, but there’s still some question      _______whether it should be called a game or open warfare.
A．due toB．in additionC．a(chǎn)s toD．owing to

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題


Generally speaking, being hard-working is just ______ it takes you to be successful in your career.
A．whatB．thatC．whereD．which

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題


Your handwriting is all right, _______, you can do it better in my opinion.
A．butB．howeverC．whileD．instead

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題


---It has been ages ________ I last saw you.
--- Yes. And it will be long ______ we meet again.
A．when; beforeB．since; beforeC．a(chǎn)fter; beforeD．before; since

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題


Was it midnight_________ you fell asleep while reading with the candle still burning?
A．whenB．thenC．thatD．in which

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

We haven't seen each other for 20 years, but I recognized him _____ I saw him．
Which of the following is wrong ?
A．immediatelyB．the moment
C．a(chǎn)s soon asD．while

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

_____ there are many different interpretations of our body language, some gestures seem to be universal.
A．WhenB．WhileC．BecauseD．Since

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題


Sally,a shy girl ,never speakers in public        she is asked to,never!
A．untilB．unlessC．even thoughD．a(chǎn)s though

查看答案和解析>>

同步練習(xí)冊答案