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elieve it or not, he was seen ______upstairs just now. A. to go B. to going C. having gone D. go was so cold that they kept the fire _______all night. A. to burn B. burn C. burning D. burned salesman scolded the girl caught __ and let her off. A. to have stolen B. to be stealing C. to steal D. stealing was disappointed to find his suggestion_______. A. turning down B. turned down C. to be turned down D. to turn down murderer was brought in ,with his hands ______ behind his back. A. being tied B. having tied C. to be tied D. tied kept quiet about the accident _______lose his job. A. not in order to B. so as not to C. in order to not D. not so as to have had a long and bitter struggle _____ their living conditions. A. to improving B. for improving C. to improve D. improve master a foreign language,______. A. a lot of practice is needed B. it needs a lot of practice C. practice is in need of D. one needs a lot of practice secretary worked late into the night, ______ a long speech for the president. A. to prepare B. preparing C. prepared D. was preparing attention, the work would have been done better. A. Given B. To give C. Giving D. Having given reply, he decided to write a sixth letter. A. Not receiving B. Not to receive C. Not having received D. Having not received Babbage is generally considered______ the first puter. A. to invent B. inventing C. to have invented D. having invented squirrel was lucky that it just missed___________. A. catching B. to be caught C. being caught D. to catch Jim should love _____ to the theatre this evening. A. to be taken B. to take C. being taken D. taking 31.— What do you think of the book? — Oh ,excellent. It’s worth ______a second time. A. to read B. to be read C. reading D. being read library needs ______, but it’ll have to wait until Sunday. A. cleaning B. be cleaned C. clean D. being cleaned More Exercises lie lied lied lying撒謊 lie vi lay lain lying 躺下 。 位于 lay vt laid laid laying 放置;下蛋、產(chǎn)卵 The book is lying on the desk. The book is laid on the desk. the book lying on the desk laid on the desk with + n./ pron. + adj. adv. p. inf. prep. ph. with + 復(fù)合賓語結(jié)構(gòu):