Tellhimnottoshutthewindow…
ShepretendednottoseemewhenIpassedby.我走过的时候，她假装没看见。典型例题
1）Tellhim___thewindow.
A.toshutnot B.nottoshut C.tonotshut
D.notshut
答案：B。tellsbtodosth的否定形式为tellsbnottodosth.2) Shepretended___mewhenIpassedby.
A. nottosee B.notseeing C.tonotsee
D. havingnotseen
答案：A。pretend后应接不定式。其否定形式为pretendnottodosth.。3）Mrs.Smithwarnedherdaughter___afterdrinking.
A.nevertodrive B.toneverdriver
C.neverdriving D.neverdrive
答案：A。warnsbtodosth.的否定形式为warnsbnottodosth.此处用的是否定词never.4)Theboywantedtoridehisbicycleinthestr eet，buthismothertoldhim____.
A.notto B.nottodo C.notd oit
D.donotto
答案：A。notto为nottodoit的省略形式。可以只用to这个词，而不必重复整个不定式词组。及物动词do后应有名词、代词等，否则不对，因此B，D不对。5)Thepatientwaswarned___oilyfoodaftertheoperation.
A.toeatno B.eatingnot C.nottoeat
D.noteating
答案：C。warn一词要求后用不定式，此处为不定式的被动，否定形式为bewarnednottodo。
