24.The students were ____ over the ____ problem, listening to the teacher with a ____ expression on

更多内容推荐

• The book written by Gorky is worth __.A．readB．readingC．being readD．to read-英语
• 31. All books ______ to the library more than three days late will be subject to a fine.A．returnB．re
• ．Paul doesn't have to be made ______ .He always works hard．A．earnB． to learnC．earnedD．earning-英
• . ___________ the classroom, the students went to the playground to watch the football matchA．To cle
• My grandfather is used ____ a hat in winter.A．to wearB．for wearingC．wearingD．to wearing-英语
• Lucy's new job paid twice as much as she had made __in the restaurant．A．working B．workC．to work
• . He knows nothing about it, so he can’t help _______ any of your work. A．doingB．to doC．being doingD
• He ran as fast as he could _____ to catch the early bus.A．to hopeB．hopeC．hopingD．Hoped-英语
• . Everyone in our class was working hard and doing what we could _______ a good college.A．EnterB．to
• 32．With so many trees and flowers_____about, our school campus looks like a beautiful garden.A．plant
• 29. ______ in the sports world, a sportsman needs to train constantly to keep himself in best condit
• The letter is still in my pocket. I forgot __ it.A．postB．postingC．to postD．being posted-英语
• _____ from heart trouble for years, Professor White has to take some medicine with him wherever he g
• I’d rather ____ on the land ____ in a factory.A．work; than workB．work; workC．to work; than to workD．
• . She is writing a letter to a friend of hers, ___________ him to attend the meeting.A．having invite
• When you leave, don’t forget ____ off the light. A．to turnB．turningC．turnD．turned-英语
• 32. ---I can’t see words on the blackboard clearly .---Why, your eyes need _____ .Perhaps you need _
• 31. Attention must be paid to ______ science and technology..A．developB．developingC．developmentD．Dev
• . A new technique ____, the production as a whole increased by % percent last year.A．employingB．havi
• . ____ by the thought that she was suffering a heart attack, she screamed for help.A．TerrifyingB．Ter
• . He is rather difficult to makefriends with, but his friendship, ____, ismore true than anyother. A
• Hearing the news, Ruth could not help ___.A．laughB．laughingC．to laughD．laughed-英语
• 26. With age, the mineral content of human bones decreases, ______ them more fragile.A．makeB．to make
• What do you think is the best way ____the wild animals?A．protectingB．to protectC．protectedD．protect-
• She was the first in our class ______ the mold：instead of getting a job in education，she decided to
• . He dressed himself quickly and ___________ his schoolbag, went to school.A．carriedB．to carryC．carr
• It ____ Jack twenty minutes ____ the math problem yesterday.A．took; to work outB．takes; worked outC．
• He stood there for two hours ____ the game.A．watchedB．watchingC．is watchingD．was watching-英语
• Is it always easier ____ friends than to keep them?A．makingB．makeC．to makeD．made-英语
• Why not ____?A．let him to go homeB．to let him go homeC．let him go homeD．to let him to go home-英语
• As the twentieth century came to a close, the raw materials for a great national literature were at
• 28. This is the road ________ the mountain.A．lead toB．leading toC．led toD．leads to-英语
• ___ from the hill, the church looks very beautiful.A．SeeingB．SeenC．To seeD．To be seen-英语
• —You were brave enough to raise objection at the meeting. —Well, now I regret ________ that.A．to do
• 24. ––How long have you been here?––Only about five minutes. Henry and Simon ______ here with me.A．w
• .The Olympic Games, ____in BC ,did not include women players until . A．first playingB．to be first pl
• .The question he asked is hard ____ ．A．for answerB．to answerC．to be answeredD．answering-英语
• --- Could you introduce me a high quality car?--- My pleasure. _______ well even on wet roads, this
• The headmaster’s words are quite _____. A．encouragedB．encouragementC．encouragingD．encourage-英语
• . It is no good ___________ to come now. He is busy.A．if you ask himB．to ask himC．asking himD．that y
• 150. He was never late for school, _______ more than once by the class teacher..A．being warnedB．afte
• The old man’s _______ pity on the snake led to his own death.A．takeB．takingC．being takenD．have-英语
• 27. The photo _______ me of my happy childhood.A．recalledB．calledC．rememberedD．Reminded-英语
• 26. _______ in a beautiful evening dress, she decided to attend an important party.A．DressingB．Dress
• Little Jim sat under the tree, ___ about that maths problem.A．to thinkB．and thinksC．thoughtD．thinkin
• Susan wanted to be independent of her parents．She tried _________ alone．but she didn’t like it and
• 25. By taking the scientific development of his day one step ___, Jules Verne ____ the foundation of
• .An exhibition of paintings ____ at the museum next week. A．are to be heldB．is to be heldC．are holdi
• The scientist suggested ____ the experiment in a different way.A．doB．to doC．doingD．done-英语
• It’s bad for your eyes ____ computer games for a long time.A．playsB．to playC．playD．played-英语