题目内容

根据上述情况,应首先考虑的诊断是

A. 急性汞中毒
B. 慢性铅中毒
C. 急性苯中毒
D. 慢性汞中毒
E. 慢性锰中毒

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E1载波的数据速率是________Mb/s,T1载波的数据速率是_______Mb/s。

A) accidentB) accident’sC) accidentsD) accidental

A. accident
B. accident’s
C. accidents
D. accidental

Most broadcasters maintain that TV has been unfairly criticized and argue that the

A. granted
B. implied
C. exaggerated
D. remedied

He will go to America next month, if he ________ ready then
[A] is
[B] will be
[C] shall be
[D] is going to be

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