单项选择题

目前 5G Massive MIMO 常规有多少根天线？（） A.
8 B.
16 C.
24 D.
64

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Smoking is inhibited（A级）in public places．

A.instructed
B.inquired
C.forbidden
D.strived

未分类题

Which of the following is NOT one of the effects 0f multivitamins mentioned in the passage?A.To reduce the rate of babies born too early．B.To reduce the risk of low birth weight．C.To reduce fetal deaths in pregnant women infected with HIV．D.To increase the number of lymphocytes in mothers’b1ooD.

A.To
B.
B.To
C.
C.To
D.
D.To

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