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【单选题】
一个有经验的医生,能够从x线片上看到并不为一般人所觉察的病灶,这是知觉的( )A.
感受性是用感受性的大小来衡量的
B.
感受性越高,感觉阈限越低
C.
感受性越高,感觉阈限越高
D.
感受性与感觉阈限没有关系
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皮皮学刷刷变学霸
举一反三
【单选题】Mr. Han is very old and he can’t______himself. So he lives with his children now.
A.
look at
B.
look after
C.
look like
D.
look for
【简答题】Mr. North’s extension number is .
【单选题】— Why Mr. Wang was _____ the general manager of north area? —Because his excellent in sale. [ ]
A.
appointed to be
B.
made as
C.
sent to
D.
chosen to
【单选题】-Why was Mr. Wang ________the general manager of north area? -Because of his excellence in sale. [ ]
A.
appointed to be
B.
made as
C.
sent to
D.
choose to
【单选题】—Look, Mr. King is swimming in the pool. —It ________ be Mr. King. He has gone to Kunming on vacation. [ ]
A.
can
B.
can't
C.
must
D.
mustn't
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