it's no use..... a. wait b.waiting c.to wait d.waited 2. he warned her ..... the wire a. not touching b. not touch c. not to touch d. to not touch 3.don't forget................. the door before ......... to bed a. to clock/going b. locking /going c. to lock /to go d. lock /going 4. my mother told me ..........to anyone about it a.not speaking b. not speak c. to not speak d. not to speak 5. he tried ........ but she refused .......... a. to explain/listen b. to explain/to listen c. explain /listen d. explaining 6. would you mind ...... me how .... the lift ? a. to show /to work b. show /work c. showing /to work d. showing /working 7. after walking for three hours ,we stopped to let the others ...........with us a. to catch b.catching c. catch d. a&b 8. your windows need ......... would you like me to do them for you a. to be cleaned b. to clean c. cleaning d. a&c 9. the librarian asked us ....... so much noise a. don't make b. not make c. not making d. not to make 10. i told you ........ the computer ,did't it a.to switch of b. don't switch off c. not switch off d. switch off 11. he advised them .......... in the class a. to not talk b. not to class c. to talk not d. don't talk

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