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【判断题】
高血压主要发生在大脑中动脉的垂直穿透支,引起脑出血A.
正确
B.
错误
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举一反三
【单选题】----Must we hand in the papers now? ----No, you ______.
A.
can’t
B.
may not
C.
mustn’t
D.
needn’t
【单选题】— Where is Mr. Wang? — He is not here. He must _______ the students’ papers in the office.
A.
correct
B.
have corrected
C.
be correcting
D.
corrects
【单选题】All students____remain in their seats until all the papers have been collected.
A.
must
B.
need
C.
shall
D.
would
【单选题】The teacher urged that all the students ________ their papers carefully. [ ]
A.
must check
B.
checked
C.
check
D.
to check
【单选题】Someone must have______about among my papers, for my drawer is in a mess.
A.
rampaged
B.
rehearsed
C.
rummaged
D.
rescinded
【单选题】The students _________ in their papers must leave the classroom.
A.
having handed
B.
handed
C.
who have handed
D.
who was handed
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