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【判断题】
采用雪崩光电二极管(APD)的要求是有较高的偏置电压和复杂的温度补偿电路。A.
正确
B.
错误
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【简答题】如何理解社会主义初级阶段的科学含义?
【简答题】A was brought about B was brought to its knees C dropping out D gave rise to E keep off F set up 5 It’s impossible for young people to _______ a home on their own because apartments and houses are to...
【简答题】阅读下面对话，从方框内7个选项中选择5个恰当的句子完成此对话，并将其番号填入题前括号内。 A．Can you help me? B．What color would you like? C．Can I help you? D．Do you have a smaller one. E. How much are they? F. What about this one? G. What’s the ...
【简答题】如何理解社会主义初级阶段的科学含义及其基本特征?
【简答题】如何理解社会主义初级阶段的科学含义及其基本特征?
【简答题】Exercise C: Watch the video again. Complete the conversation. Naomi: This is a lot (1)___________ than the other apartment you showed us. Landlord: And it’s a little (2) __________ expensive, too....
【简答题】从方框中选出正确句子补全对话。其中有两项为多余选项。 (Tom is in Beijing now. He wants to go to the Great Wall.) Tom: Excuse me. 小题1: Man: It’s quite far from here. 小题2: Tom: Oh, that’s too expensive (昂贵的). 小题3: Man: Yes. Bus N...
【多选题】口语应用。(每小题1分，共5分) 根据对话内容，选用方框中适当的句子，补全对话。
A.
What’s the price of it?
B.
I’ll take it
C.
What color do you want?
D.
Do you have a cheaper one?
E.
Why don’t you choose the yellow one?
F.
Is there anything I can do for you?
G.
Thank you all the same. A：Good morning． 1 B：Yes, please．I’d like to buy a tie for my father as his birthday gift A： 2 B：Blue．My father likes blue best． A：How abut this one? B：Oh, it’s very nice． 3 A：50 yuan B：That’s too expensive．I don’t have enough money． 4 A：Yes．This light blue one is only 30 yuan． B：Well, this one looks very good．And the price is OK． 5 ．
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