一道英语单选（关于时态的）Great efforts to increase agricultural production must be made if food shortage_____avoid.A.is to be B.can be C.will be D.is ,选哪个?为什么?

一道英语单选（关于时态的）Great efforts to increase agricultural production must be made if food shortage_____avoid.A.is to be B.can be C.will be D.is ,选哪个?为什么? 关于英语的一道单选题,这道题为什么不能选C呢? 一道关于动词时态的英语题.Here comes the bus!其中为什么用comes? 关于英语的一道题,the animals in this zoo look ____(abuse).填一下时态. 关于将来时态的表达有哪些?(英语的） 英语 关于词组加单复数a large number ofa great deal ofa great manyamount of后面都+的是可数还是不可数 关于英语的一道单选题,这道题的题干怎样改写,就可以选B了呢? 关于时态的一道单选-- Did you get a dictionary?--- No,I _____,but there were not any _____.a、tried/left b、 had tried to/ left选A or 为什么 几道高一英语改错题,关于时态的. 一道初中英语单选题,The First Huaguoshan International Golf Open was （ ）success that we enjoyed ourselves very much.A.such a great B.a such great C.so a great D.a so great这道题的参考答案是选A,但我觉得有问题啊,这里的s 关于英语时态 一道简单的英语单选.-This grammar book is of great use of senior students.-But I think the latest one is_______worth reading.A.betterB.moreC.mostD.very请说明一下原因好吗 一道英语单选题求解（答好加分）You can't imagine what great trouble I had___the poor boy.A.helping.B.to help为什么选A.表示目的? 一道英语单选,为什么B不行 一道英语单选 第四题 一道英语单选 第四题 一道英语单选.求解答 一道关于时态的题Nowadays few people seem to show any interest in his books,which,though______a great many readers.A,drew　　　　B,had　drawn　　　C,draw D,was drawing