[单选题]—It smells terrible. What has happened here —Look, there is a chemical factory_____ much waste gasA.pourB.pouringC.poured
[单选题]This time last year I ______ a nice time with my family.A.spentB.were spendingC.spendD.was spending
[单选题]Yao Ming is one of the top basketball players in the world. We all like him.A.worstB.bestC.smartD.tall
[单选题]At last they decided ________ shopping on Sunday.A.goingB.wentC.to goD.going to
[单选题]John was made _______ what he is not________.A.to do; interestedB.to do; interested inC.do; interested inD.doing; interested
[单选题]The girl looks sad because she ________ the exam.A.failedB.passedC.metD.caught
[单选题]– What are you busy with –An exam. It’s _______. If I pass it, I can get a job as a guideA.crucialB.commonC.anxiousD.Frustrating
[单选题]当你要向别人打听某事时,你应说:“________”A.HelloB.SorryC.Excuse meD.Hi
[单选题]He won the first prize in the tennis match so everyone ________ him.A.likeB.admireC.admiredD.is admired
[单选题]Are you good at ________ A.jumpB.playing footballC.swimmingD.swim
[单选题]已知一组数据的方差是S2=1F×[(x1-6)2+(x2-6)2+…+(x50-6)2],则这组数据的平均数为A.6B.8C.30D.50
[单选题]Last year my sister tried to lose weight, but ______ putting weight back on.A.cut upB.looked upC.ended upD.make up
[单选题]The lifestyle we were used to ________ a lot these years.A.changingB.changedC.has changedD.being changed
[单选题]一组数据3,5,7,9,11的方差是A.7B.8C.9D.10
[单选题]He ________ a teacher.A.may beB.maybeC.perhapsD.probably
[单选题]They are walking home after ________ corn.A.to pickB.pickingC.pickD.picks
[单选题]下列是一元二次方程的是A.x+y=1B.-x2+1=0C.x3+2x2=4D.x2+y2=1
[单选题]In the shop, we have juice, milk, soda and lemonade. We ________ have iced tea.A.tooB.alsoC.as well asD.only
[单选题]After a heavy rain , There is ________ water on the playgroundA.too muchB.too manyC.much tooD.many too
[单选题]Last year, Li Hua, a college student, _______ to work for the Olympic Games.A.is choosingB.is chosenC.was choosingD.was chosen
[单选题]若一组数据a1,a2…an的方差为2,则新数据3a,3a2,3a3…3an的方差为A.18B.6C.12D.2