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【多选题】
以下获得5G牌照的有A.
中国电信
B.
中国移动
C.
中国联通
D.
中国广电
E.
华为
F.
中兴
拍照语音搜题，微信中搜索"皮皮学"使用
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举一反三
【单选题】—The ______ girl has learned a lot about China from her father and her school. —She likes ______ culture very much. [ ]
A.
15 -year-old; China
B.
15 -year-old; Chinese
C.
15 years old; Chinese
D.
15 years old; China
【单选题】Peter was so excited he received an invitation from his friend to visit Chongqing.
A.
where
B.
that
C.
why
D.
when
【简答题】有一只小灯泡,如果它接在4V电源上时,通过的电流为0.4A,那么它的灯丝电阻是 _Ω; 若将它接在8V的电源上,通过的电流是 A; 若电压降为0v,则灯丝电阻是 Ω。
【判断题】Boggis was so excited when he saw the commode that he almost had a heart attack.
A.
正确
B.
错误
【单选题】Jack won the first prize in yesterday’s English speech competition and he was so excited that he didn’t _______until late into the night.
A.
bring down
B.
set down
C.
take down
D.
settle down
【简答题】简述测定油品密度的实验步骤和注意事项
【单选题】Peter was so excited he received his friend’s birthday invitation!
A.
because
B.
when
C.
where
D.
why
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