【正文】 ．How much work have they finished ________ for the wele party?A．prepared B．to prepare C．preparing D．to be prepared2．Alice couldn’t make herself ________ attention to because her classmates made so much noise.A．pay B．paid C．paying3．They offered courses_________ students know the importance of protecting the Huanghe River.A．help B．helped C．helps D．to help4．Sallie rolls up her new trousers carefully _____ them from dust.A．protect B．protecting C．to protect D．to protecting5．﹣I have a package ，but I39。m too busy．﹣Why not have your cousin it for you？A．to send； send B．sent； sendC．to send； to send D．sent； to send6．Max is a funny boy. His jokes always make us ________a lot.A．to laugh B．laughing C．laugh D．laughs7．Fans all over the country are talking about ________ this football team has never won any match and ________ to do with it.A．whether。 how C．whether。 what8．Scientists should do something they can ____ this kind of virus from spreading into a wider area.A．prevent B．to prevent C．preventing D．prevented9．Life is about waiting for the right moment ________, because everyone is in his own TIME ZONE.A．a(chǎn)cting B．to act C．a(chǎn)ct D．a(chǎn)cts10．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．rising11．In his , David promised _________his daughter during her stay in Japan.A．visiting B．visit C．visited D．to visit12．It’s my honor _____ to give a talk here.A．to invite B．to be invited C．inviting D．invite13．She couldn’t wait ________ her mother the good news.A．to tell B．telling C．to talk D．talking14．—Were you required___________ home during the outbreak of COVID19?—Yes. Luckily, the Internet made it possible for many of us________ from home.A．to stay。 to work C．to stay。 work15．—I don’t know _____ remember the new English words.—Don’t worry! Try thinking about their pronunciations.A．what to B．how to C．where to D．when to16．—The Chinese women’s football team has booked the ticket at the Tokyo Olympic Games. —Great. I expect them ________ better.A．do B．did C．to do D．doing17．一I39。s only half an hour39。 not to drive B．going。 not driving D．going。 to live B．to prevent。 to live D．to preventing。t realize difficult it was the tickets.A．what。 getting C．how。 getting23．When his name was called, I saw him ________ from his seat.A．rose B．rising C．to rise D．rise24．___________for his good skill, this doctor has a lot of visitors calling for help all the time.A．Knowing B．To know C．Known D．To have known25．—There is something wrong with your bike,isn’t there?—Yes. I’ll have it tomorrow.A．repair B．repairingC．repaired D．to repair26．I like watching people _____in the street.A．walking B．walked C．to walk D．be walking27．The music ________ by Mozart is well known ________ people all over the world.A．writes。 for C．written。 to28．The audience enjoyed the lecture ________ by Hans and Einstein joined in the applause too.A．given B．giving C．to give D．gave29．Mr. Smith is much surprised to find the watch he has had ________ is nowhere to be seen.A．to repair it B．it repaired C．repaired D．to be repaired30．energy，turn off the lights when you leave the room.A．Saving B．Save C．To save D．Saved31．—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．saw32．—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．lives33．While all Chinese are fighting COVID19, medical staff（工作人員） ________ on the front line are heroes.A．