几道英语选择题和句型转换

几道英语选择题和句型转换
1.You () yesterday if you were really serious about the job.
a.ought to b.ought to be comingc,ought to have comed.ought have come
2.Astronomy in ()science,which is ()science of ( )stars.interests many students at school in this subject.
a. the a theb.thethea c. thethe不填 D 不填 the the
3
---I wonder if U could use your bicycle for an hour.
===()
a/ yes,you couldbwhy not ?do it for youselfc of course go ahead
dI am afraid you mustn't
4.We were all worried over the fact () tiy were ill.
句型转换
Mary arribed just before the bell rang.
Mary （）（）arribed just before the bell rang
第4题补充选项
a.thatn.whatc.whichd.about which跟改句型转换
Mary arribed just before the bell rang.
Mary （ ）（ ） just before the bell rang