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【多选题】
GSM主要有哪些系统?A.
GSM900系统
B.
EGSM900系统
C.
DCS1800系统
D.
PCS1900系统
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【单选题】Because there are so many _______ groups in the US, especially on the East Coast and the West Coast, American cuisine has many different cultural influences.
A.
ethic
B.
ethical
C.
ethnic
D.
elastic
【简答题】Because there are so many (1) groups in the U.S., especially on the East Coast and the West Coast, American cuisine has many different cultural influences. (选词填空:picnic, ethnic)
【简答题】Because there are so many ____ groups in the U.S., especially on the East Coast and the West Coast, American cuisine has many different cultural influences. (选词填空:ethinic, picnic)
【简答题】Они приехали из Шанхая . 2. Мама позвонила сестре . 3. Олег и Алеша живут в общежитии . 4. Летом я поеду в деревню к бабушке . 5. В этом го ду я окончу институт. 6. Наша аудитория находится на третьем...
【判断题】American cuisine has incorporated various ethnic or regional cooking styles to form its own style.
A.
正确
B.
错误
【判断题】American cuisine has incorporated various ethnic or regional cooking styles to form its own style
A.
正确
B.
错误
【简答题】客户流失的原因包括什么？
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