It isn't quite _____ that he will be present at the meeting.
A．sureB．rightC．exactD．certain
D. certain.
  I am sure that +從句。He is sure to come. =" He" is certain to come.但在it作形式主語, that引導主語從句時, 主句中表語只能用certain, 不能用sure.
練習冊系列答案
相關習題

科目：高中英語 來源：不詳 題型：單選題

After doing part-time jobs or a week, he got a______ position as office-boy.
A．permanentB．a(chǎn)ggressiveC．universalD．a(chǎn)bstract.

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

The new secretary has written a remarkably _____ report only in a few pages but with all the details.
A．conciseB．clearC．preciseD．elaborate

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

Peter’s jacket looked just the same as Jack’s, but it cost  _____ his. 
A．a(chǎn)s much twice asB．twice as much as
C．much as twice asD．a(chǎn)s twice much as

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

Our attitude toward our teachers should be _____, but not slavish or superstitious.
A．respectableB．respectedC．respectiveD．respectful

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題


The students were all ___after they heard the ____story.
A．inspired; inspiringB．inspired; inspired
C． inspiring; inspiredD．inspiring; inspiring

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

－Is your headache getting_____________?       
－No, it’s worse.
A．betterB．badC．lessD．well

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題


You can see the stars on a clear night，but in the daytime they
are _______.
A．unavoidableB．invisible
C．inaccessibleD．unavailable

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

(2014·烏魯木齊高三年級第二次診斷性測驗)I might fail，but________I insist on doing it.I never lose heart.
A．someway　B．a(chǎn)nyhow
C．then　D．meanwhile

查看答案和解析>>

同步練習冊答案