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      7.10 動(dòng)詞不定式的否定式
      ?
        Tell him not to shut the window… 
        She pretended not to see me when I passed by. 我走過的時(shí)候,她假裝沒看見。

      典型例題
      1)Tell him ___ the window. 
        A. to shut not  B. not to shut  C. to not shut
        D. not shut 
         答案:B。 tell sb to do sth 的否定形式為tell sb not to do sth.

      2) She pretended ___ me when I passed by. 
        A. not to see  B. not seeing  C. to not see
        D. having not seen 
        答案:A。 pretend 后應(yīng)接不定式。其否定形式為pretend not to do sth.。

      3)Mrs. Smith warned her daughter ___ after drinking. 
        A. never to drive  B. to never driver 
        C. never driving  D. never drive 
        答案:A。warn sb to do sth. 的否定形式為warn sb not to do sth. 此處用的是否定詞never.

      4) The boy wanted to ride his bicycle in the street,but his mother told him ____. 
        A. not to  B. not to do  C. not do it 
        D. do not to
        答案:A。not to 為not to do it 的省略形式?梢灾挥胻o這個(gè)詞,而不必重復(fù)整個(gè)不定式詞組。及物動(dòng)詞do后應(yīng)有名詞、代詞等,否則不對,因此B,D不對。

      5) The patient was warned ___ oily food after the operation. 
        A. to eat no  B. eating not  C. not to eat 
        D. not eating
        答案:C。warn一詞要求后用不定式,此處為不定式的被動(dòng),否定形式為be warned not to do。











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