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