If I ___ the way to New York, I ___.
A. knew / would drive
B. knew/ will drive
C. knew/ would have drive
D. had known/ would drive
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But for the leadership of our Party, we ___.
A. shouldn’t succeed
B. could not have succeed
C. will not succeed
D. should not have succeeded
You ___ the train if you ___ a little earlier.
A. could take/ started
B. could have taken/ had started
C. could take/ had started
D. could have taken / started
组织的一般组成是( )
A.细胞和黏合质
B.细胞和纤维
C.细胞和基质
D.细胞和间质
细胞层数最多,对机体保护能力较强的上皮是 ( )
A.单层柱状上皮
B.复层柱状上皮
C.假复层柱状纤毛上皮
D.复层扁平上皮