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【单选题】
光电管和光电倍增管的特性主要取决于_______A.
极材料
B.
极材料
C.
金属阴极材料
D.
璃壳材料
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皮皮学刷刷变学霸
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【单选题】( )1. —Where’s the cat (猫)? —It’s ______.
A.
on the table
B.
under the table
C.
on the chair
D.
under the chair
【简答题】情景交际（5分）根据情景，从方框中选出正确的选项，其中一项多余。 A：Excuse me. Where’s the Binghu Park? B:小题1: A: How far is it from here? B: It’s about thirty minutes on foot. A: 【 小题2】 B: Yes. A:小题2: B: The No. 2 bus. A: 【 小题4】 B: ...
【简答题】Her mother is a teacher. Her sister is a teacher, too. ______ her mother and her sister axe teachers.
【简答题】补全对话，根据情景，从方框中选出正确的选项，其中一项多余。 A：Excuse me. Where’s the Linghu Park? B: 小题1: A: How far is it from here? B: It’s about thirty minutes on foot. A: 小题2: B: Yes. A: 小题3: B: The No.8 bus. A: 小题4: B: It’s ...
【简答题】根据对话内容，选择适当的句子补全对话。 A. How far is it from here? B. How can I get there? C. Where’s the zoo? D. That’s all right. E. Yes there are. F. No, there aren’t A: Excuse me. 1 B: Go down this street and turn r...
【简答题】( ) 1. _____ you have a book? A. Do B. Are C. Is D. Have ( )2. They _________ on a farm. A. working B. is work C. work D. is worked ( ) 3. Does Peter like to watch TV? __________. A. Yes, he like B...
【简答题】A．Her friend. B．Her mother. C．A friend of her mother's. D．A store.
【简答题】What does the speaker think of her mother? Her mother is the ___________ person to her.
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