I decided to concentrate all my efforts _____ the complicated problem. [ ]A. to solve B. to be solve

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• We ________ the job ________ five parts, and each man did one part.[ ]A. divided; intoB. separated;
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• It didn't take long for them to ______ the cheat，who pretended to be an expert in this field.[
• In my opinion, you won't ________ the fact that you have made another mistake in your work. [ ]
• On account of the development of theeconomy, the environment is seriously polluted and we must _____
• — When will the 70th anniversary ceremony for our school ________? All the students and teachers are
• As the final exam is coming, my pressure ________， and I'm afraid it will ________ my failure.[
• The man insisted _____ a taxi for me even though I told him I lived nearby. [ ]A. find B. to find C.
• -Would you like to ________ the performance of newlydeveloped energysaving device?-Sorry, but I am n
• We must not ________ the good traditions passed down from generation to generation.[ ]A．catch sight
• The agreement indicates that the two companies will ________ with each other again.[ ]A. team upB. t
• China supplies more than 90 percent of the world's rare earth metals, but its reserves only ___
• You ought to have had Tedy ________Janet for his rudeness at the meeting yesterday. [ ]A. to apologi
• — Why was Professor Liu thundering in the classroom yesterday?— A student's interrupting his sp
• John ________ before he got word that the college he chose had accepted him. [ ]A. held his breathB.
• 短文改错。 This autumn my class went to Dalian to go the camping. We arrived at a sandy beach with a well
• Generous public funding of basic science would ________ a good many benefits for the country's
• A certain percent of your salary is ________ by the employer as insurance payments. [ ]A. kept awayB
• The Southern States wanted to ______ the Union, so the American Civil War ______. [ ]A. get away wit
• Earthquake sites should be regarded as a sad memory rather than a tool to ______money. [ ]A. check i
• Take care during the holidays! Drinking too much can ________ heart disease and cause high blood pre
• He ________ some safety measures at the meeting for the 2010 Shanghai Expo.[ ]A．put forward B．put up
• You may certainly ________ his words, for he always speaks the truth.[ ]A．pay attention toB．ask forC
• I don't think all this bad language on TV should be allowed; there are certain standards that s
• She is ________ the newspapers to be thrown away and putting away the rest.[ ]A．sorting outB．figurin
• You must ________ what the teacher explains in the class, or you will not be able to grasp the main
• My parents expected too much of me. When they heard that I had failed in the college entrance examin
• — How was the school's sports meet?— We didn't plan it like that but it ____ very well.[ ]
• Out of sympathy for the earthquake victims in Yushu, the kind-hearted lady ____ her clothes and quil
• After the new president of the USA came to power, a new rule ________ soon. [ ]A. came into beingB.
• Until the noise of the bus ________, we were able to hear the program again. [ ]A. died from B. died
• The computer doesn't ________ until it is connected to other parts of the system. [ ]A. come to
• It suddenly ________ to me that we could use a computer to do the job.[ ]A. took placeB. happenedC.
• Some students find it hard to ________ the new teacher's dialect. [ ]A. take in B. take upC. ta
• How many nationalities _____ our country _____? [ ]A. is; consisted ofB. does; make up C. is; made f
• We should not ________ and laugh at those who have no homes to shelter from the rain and wind. Inste
• — I have been worried about the possible danger of driving on a railway line.— Do not be afraid; God
• — Jack can't concentrate on his lessons recently.— Yes, that might ____ why he did so badly in
• The roof fell before he had time to ________ the room to save his baby. [ ] A. dash offB. dash intoC
• The company where I work is not as good as before, so the manager has decided to fire someemployees
• This picture was taken a long time ago. I wonder if you can ________ my father. [ ]A. find outB. pic
• When I was in hospital, my mother promised me that she would take me to Qingdao ________ I was well
• She was so upset by the accident that she couldn't ________ to explain just what happened.[ ]A.
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• — I'm still working on my project.— Oh, you'll miss the deadline. Time is ____.[ ]A. runni
• As there was not much chance to find good jobs in their hometown, a lot of young people tried to ___
• This group of designers __________ a plan for the project of the company.[ ]A. drew upB. sent upC. s
• She's having trouble with the new computer, but she doesn't know whom to_________.[ ]A. lo
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• Tom ________ get up late in the past, but now he ________ getting up early. [ ]A. used to; is used t