【正文】 in the countryside is much slower and more peaceful.A．To pare B．Comparing C．Compared D．Compare29．To protect endangered elephants, government should make rules to prevent people from buying and selling things___________ of ivory（象牙）.A．make. B．a(chǎn)re made C．be made D．made30．More TV programs, according to government officials, will be produced _____ people’s attention over food safety.A．to raise B．raising C．to rise D．rising31．He made up his mind to devote his life________ pollution ________happily.A．to prevent。 from living B．to prevent。 to liveC．to preventing。 from living D．to preventing。 to live32．What a terrible thing! There is a ________ dog ________ on the ground.A．die, lie B．dead, lying C．death, lay D．dying, lie33．—Tom, have you ever read the book A Tale of Two Cities ________ by Charles Dickens?—Yes, I finished reading it last winter vacation.A．wrote B．to write C．writing D．written34．Look! There _______ so many people _________here. Do you know what has happened?A．is, standing B．a(chǎn)re, are standing C．a(chǎn)re, standing35．The rubbish ________ every day is being a serious problem in cities around the world.A．produce B．produced C．producer D．producing36．Your hair is too long. You’d better _____.A．have it cut B．have cut it C．be cutting it D．to cut it37．—How much difficulty did you have ________ this problem?—________. It’s quite easy.A．to solve。 Nothing B．to solve。 None C．solving。 None D．solving。 Nothing38．When I am in a bad mood, I prefer _______ around the lake _______ myself up.A．walking；to cheering B．to walk；to cheer C．walk；than cheer D．walking；than cheering39．Nowadays students have more time to practice ________ English after class.A．speak B．spoke C．speaking D．to speak40．Paul is really considering________himself to________ those children in the earthquakehit area.A．to devote, teaching B．devoting, teaching C．devoting, teach D．to devote, teach41．David practices________ the piano hard and often gives wonderful performances.A．play B．played C．playing D．to play42．When you travel abroad, you can hardly avoid products made in China.A．to buy B．buy C．buying D．be bought43．—Do you have any plans for the holiday?—Yes, I’m planning to travel to Jiuzhaigou. I’m looking forward to ________ the colourful lakes and amazing waterfalls.A．see B．seeing C．sees D．saw44．— My iPad has gone wrong. I’ll have it_______.— Why don’t you have Uncle Wang_______it? Nobody can if he can’t.A．repair。 repaired B．repair。 repairing C．repairing。 repaired D．repaired。 repair45．My uncle regretted his house in Shanghai last year, because the house price keeps rising.A．sell B．to sell C．selling D．sold46．—The construction of Subway Line 4 in Jinan has begun! —Wonderful. It will be more convenient for people _________ in the suburb to travel around.A．live B．living C．lived D．lives47．We should encourage our students _____ hard instead of ____ too much time playing games.A．work。 spend B．to work。 spendC．work。 spending D．to work。 spending48．The two old friends were ____ busy ____ with each other that they forgot the time.Yes. They hadn’t met for over ten years, so they kept talking the whole night.A．too。 to talk B．too。 talking C．so。 to talk D．so。 talking。49．It is selfless ______ the doctor to devote all the time he had ________ for the patients.I think so, they are so great.A．for。 to care B．of。 to care C．of。 to caring D．for。 to caring50．Tina is showing off her new phone. She won39。t stop ________about it.A．talk B．to talk C．talks D．talking51．My brother would rather spend time _________ in the library _________ talk with friends on WeChat.A．read。 in B．reading。 in C．reading。 than D．to read。 than52．I prefer in the peaceful countryside to living in the big city, because that makes me ________.A．lived 。 relaxed B．to live 。 relaxing C．living 。 relaxed D．