A：had to B：will have to C：need D：willThe students of today -----know how to use the computer of tomorrow if they want to be scientist.选哪个 为什么啊

If you___an opportunity to study in a foreign country,just take itA.have had B.had had C.will have D.have if you ___ an opportunity to study in a foreign countey,just take itA.have had B.had had C.will have D.have 并且解释 谢谢 even if l had known her adress ,l ()time to write to her a.can not have had b.will not have had c.must not have had d.might not have had详解 Are you ( ) your winter holiday next week?A.going to have B.will have C.had D.have -Will you go to the museum tomorrow?-I will if I__on visitor.A.have B.will have C.had D.would have ____ you ____ to know about the news? A. Do, must B. will ,get C. have, had D. do, have I hope Tina( )the birthday party next Sunday.A.to go to .B.goes toC.will have D.had Tom__look after his mother.She has been ill these days A.have to B.has to C.had to D.will have to By the time you got to the airport, the guests ___ ______ left for Nanjing.A. will have B. had C. would had D. have选什么 Whom do you think Mary will ___ into the matter instead of her?A.have looked B.have to lookC.have had lookingD.have look 为什么选D It is necssary to be prepared for a job interview.( )the answer ready will be of great help.A.To have had B.Having had C.Had D.To have /Having 为什么选D啊?、希望能解释清楚点. They will go to the Summer Palace with her if she_ time. A. has B. will have C.have D.had By this time next month,I______the task given to me last month.a.have finished b.will have finishedc.had finishedd.will finish If we had wings we would be able to fly like birds3.If I ___wings like a bird,I___be able to fly in the sky.A.have;should B.had;would C.would have;will D.had;can( )维森么选B The teacher says that Mary _____ work hard next year.A.will have to B.had better选哪个,为什么. （ ）3._________ a writing contest this Friday .We will take part in it.A.There is going to have B.There is going to be C.There will has D.There will have（ ）4.Neither my parents nor I ________ dinner yet.A.have B.had C.have had D.has had（ ） tomorrow will be rainy.kitty_take the umbrella with her.tomorrow will be rainy.kitty___take the umbrella with her.a.have to b.has to c.had to d.will have to 1.--- Did you tidy your room?--- No,I was going to tidy my room but I ______ visitors.A.had B.have C.have had D.will have我选C2.In recent years many football clubs ______as business to make a profit.A.have run B.have been run C had been run D.will