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【单选题】
破伤风最可靠的预防措施是A.
注射TAT
B.
及时处理伤口
C.
注射破伤风类毒素
D.
大量应用抗生素
E.
增强病人免疫力
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举一反三
【单选题】Fred and Jim did not like each other at first,but ______ they became friends. [ ]
A.
in time
B.
on time
C.
in turn
D.
by turns
【单选题】设 A、B、C都是n阶方阵,且A可逆,则必成立的是( )
A.
若 AC=BC，则A=B
B.
若 BC=0，则B=0
C.
若 BA=CA，则B=C
D.
若 A -1 B=CA -1 ，则 B=C
【简答题】阅读理解。 It was Sunday, Jim did not have to go to school. He helped his father in the Garden. After two hours in the garden, He was ti red. He went in the room and took out an ice cream from the fridge. ...
【单选题】Jim did not do the stealing himself, ______.
A.
so he can't make money
B.
because he was less intelligent than others
C.
but he made stealing plans and gave others
D.
for he was a foolish
【单选题】Jim did not like our plan so he countered it with one of his own.
A.
answered
B.
opposed
C.
rejected
D.
replaced
【单选题】设 、C都是n阶方阵,且A可逆,则必成立的是( )
A.
若AC=BC,则A=B
B.
若BC=0,则B=0
C.
若BA=CA,则B=C
D.
若A -1 B=CA -1 ,则B=C
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