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【简答题】
TAI(Tracking Area Identity)用来标识TA，TAI由MCC、MNC和__三部分组成。
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【简答题】One fine winter day some ants were working in the field. They were very busy. Just then a grasshopper(蚱蜢)passed by.' Good day, kind ants（蚂蚁）,' said the grasshopper. 'I am very hungry. Won't you lend m...
【简答题】－－－You ____ him more help, even though you were very busy.－－－Well, now I regret not.A．might have25. ---You ____ him more help, even though you were very busy. ---Well, now I regret not. A．might have g...
【简答题】任务型阅读 。 One fine winter day some ants were working in the field. They were very busy. Just then a grasshopper (蚱蜢) passed by. 'Good day, kind ants,' said the grasshopper. 'I am very hungry. Won't you ...
【单选题】If it were not for the fact that I _____ very busy,I would go with you. [ ]
A.
am
B.
was
C.
were
D.
should be
【单选题】You ______ her more help, even though you were really very busy.
A.
ought to have given
B.
must have given
C.
might give
D.
ought to give
【单选题】You______him ont though you were very busy.
A.
should have helped
B.
must help
C.
ought to help
D.
could have helped
【单选题】Were you very busy before the exams?
A.
Oh yes,very busy.
B.
Yes,I like it.
C.
Are you free now ?
D.
I passed all the exams.
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