Judging from the fact that the other scouts haven't arrived, they__________ the bus.A． might missB． could missC． must have missedD． should have missed
Judging from the fact that the other scouts haven't arrived, they__________ the bus.
A． might miss
B． could miss
C． must have missed
D． should have missed
相关考题：
If I ________ run out of ink, I would have finished writing the paper. A.didn’tB.haven’tC.shouldn’tD.hadn’t
His study,judging_________ the crumbs on the carpet, was also his dinning room. A. fromB. ofC. byD. among
Something must be wrong with the post office—Sam didn’t _______ my package sent two months ago. A.acceptB.receiveC.arriveD.take
I’d rather you ____ come here to see the film. It’s really long and boring. A. haven’tB. don’tC. didn’tD. hadn’t
To travel from England to Scotland you__a passport.A.mustn't haveB.haven't gotC.don't needD.needn't
88、将大肠杆菌培养在含有碱基类似物BU的培养液里，以下描述正确的是？A．部分T会被BU替代B．BU以酮式存在时，与A配对C．BU以烯醇式存在时，与G配对D．BU最终可使A-T对转变为G-C对