1.Either Bob or Peter ________ watching the 17th World Cup now.A．isB．areC．amD．be2.Most of the sandstorm in our country ________ in spring from March to May.A．happenB．happensC．is happening3.This is my twin sister, Lucy.Not only she but also I ________ good at drawing.A．isB．amC．are4.—How much is the pair of shoes?—Twenty dollars ________ enough.A．isB．areC．am5.One of my friends ________ moved to America.I miss her so much. A．hasB．haveC．isD．are6.—Physics ________ more difficult than Chinese, do you think so?—Yes, I think so.A．isB．areC．has7.—He, together with his parents, ________ going to visit Shanghai in July.How about you?—I'm afraid I have to stay at home ________.A．are; on my ownB．is; by myselfC．is; by my ownD．are; on myself8.Each of the girls here ________ to the West Lake twice. A．have goneB．have beenC．has goneD．has been9.—Which would you like, tea or coffee?—Either ________ OK, but I prefer coffee ________ milk. A．is; withB．is; toC．are; withD．are; to10.—What can you see in the picture?—I can see a farm.And there ________ a lot animals on it. A．isC．will beD．be11.—How soon can you finish this job?—Two days ________ enough for me to finish the work.I need a week. A．isn'tB．aren'tC．is12.Everyone except Tom and Mike ________ Kunming before.A．has gone toB．have gone toC．has been toD．have been to13.—Both Li Lei and Han Meimei ________ fond of the TV program A Bite of China.—I am also deeply moved by its stories!A．isC．wasD．are14.________ that pair of ________ a little cheaper?A．Is; glassB．Are; glassC．Is; glassesD．Are; glasses15.Parents around the world ________ worried about children playing too many video games.A．isB．wasC．are16.A lot of foreigners ________ familiar with the famous places of interest in China.A．amB．isD．be17.Look, everyone in the group ________ talking actively about their ideas. A．isB．areC．hasD．have18.One of the popular expressions in 2012 ________ “positive energy”．A．isB．areC．wasD．were19.—Maths ________ my favourite subject, what about you?—Physics ________.I think it's very interesting.A．is; isB．are; areC．are; is20.In our school library there ________ a number of books on science, and in these years the number of them ________ growing larger and larger. A．are; isB．is; areC．have; areD．has; is21.Not only my friends but also I ________ interested in football and Messi is our favorite star.A．beB．amC．isD．are22.Everyone except Tom and John ________ there when the meeting began.A．areB．isC．wereD．was23.Doing exercise ________ good for your health.A．beB．amC．isD．are24.Neither of the books ________ interesting.I won't buy ________ of them.A．is; eitherB．are; neitherC．is; any25.Climbing hills ________ good for our health.A．areB．isC．wasD．were26.________ of the students in our class ________ girls.A．Two fifth; isB．Two fifth; areC．Two fifths; are27.There ________ lots of sheep and pigs on my uncle's farm now. A．wasB．wereC．isD．are28.Look! The police ________ the food onto the bank of the river. A．am carryingB．is carryingC．are carryingD．are carried29.—What are you going to do this weekend?—I together with my classmates ________ going to climb Mount Qian.A．isB．amC．areD．were30.—David has been away for more than 25 days.—I miss him very much.You know, 25 days ________ short.A．isB．isn'tC．areD．aren't31.There ________ more and more foreigners learning Chinese now. A．isB．areC．wasD．were32.Look, the set of keys ________ on the teacher's desk.A．areB．wereC．isD．was33.Look! The passenger in front of you ________ games with his HTC One M8.A．is playingB．are playingC．were playingD．has gone34.Neither the headmaster nor the teachers ________ take a vacation next week.A．were going toB．is going toC．was going toD．are going to35.Three million ________ a large number.You can make it ________. A．are; smallB．is; smallerC．is; smallD．are; smaller36.—How many teachers are there in your school?—________ them ________ over one hundred.A．The number of; isB．The number of; areC．A number of; are37.There ________ some milk and apples in the fridge.A．hasB．haveC．isD．are38.Doing eye exercises ________ one of the useful ways to protect our eyes.A．isB．are39.Hou Yi Shoots the Suns ________ one of the most traditional stories in China.A．wasB．isC．are40.—How many people are there in your group?—Four.Three boys ________ in our group this time.A．isB．areC．wereD．was41.—What would you like to have for supper?—Either noodles or rice ________ OK.I don't mind.A．areB．wereC．is42.Is there anything ________ to you？A．that is belongB．that belongC．that belongsD．which belongs43.A smile ________ nothing, but gives much.A．costsB．spendsC．costD．spent44.—Mom, I watched TV for only forty minutes.Sometimes ________ TV is good for us.—Forty minutes ________ enough.Now you must do your homework. A．watch; isB．watching; wasC．watched; areD．watching; were45.It's said that ________ of the water around the world ________ polluted.A．two thirds; hasB．two thirds; isC．two third; areD．two thirds; have46.—Look! How clean the classroom is!—Yes.I'm sure someone ________ it up.A．cleansB．is cleaningC．will cleanD．has cleaned47.Look! Some visitors ________ for the bus over there.A．are waitingB．is waitingC．waitingD．wait48.—Is your mother a teacher?—Yes, she is.She ________ at a junior high school.A．taughtB．teachesC．will teachD．is teaching49.Mary with her parents often ________ for a walk in the park after supper.A．goB．is goingC．are goingD．goes50.The writer and speaker ________ a speech on Chinese culture in the hall now.A．are givingB．is givingC．will giveD．has given1—5 ABBAA 6—10 ABDAB 11—15 ACDCC 16—20 CACAA 21—25 BDCAB 26—30 CDCBB 31—35 BCADB 36—40 ACABB 41—45 CCABB 46—50 DABDB。