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一闪耀光栅刻线数为100条/mm，用λ=600nm的单色平行光垂直入射到光栅平面，若第2级光谱闪耀，闪耀角应为多大?
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【简答题】The snow glows white on the mountain tonight; Not a footprint to be seen; A 1.__________ of isolation; And it looks like I'm the queen; The wind is howling like this swirling storm inside; Couldn't k...
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【单选题】Listen to the conversation about eating out and choose the best answer to each of the following questions. Why don't they choose to go to the French restaurant?
A.
Because it's far away.
B.
Because it's always crowded.
C.
Because it's not the best.
D.
Because it's very expensive.
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【单选题】听会话,选出正确答案。
A.
1 しゅくだいを出す
B.
2 パソコンをかたづける
C.
3 こくばんの字をけす
D.
4 CDプレーヤーを運ぶ
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【单选题】听会话,选出正确答案。
A.
1 職場体験の予定表を配る
B.
2 パスワードを再設定する
C.
3 報告書を書く
D.
4 新しい座席表を作る
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【简答题】Tips tor shopping online (part 2) Tip 2:It is good to know what you're looking for when you start shopping so you don't buy things that you don't need. Also, remember how much you want to spend and do...
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【单选题】Which of the following is NOT the secret of the couple's successful marriage?
A.
Don't go to sleep on an argument.
B.
Always kiss each other before going to bed.
C.
Always hold hands each other wherever they go.
D.
Make an apology to the other when doing something wrong.
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【判断题】They always don't go out.
A.
正确
B.
错误
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【简答题】Which of the following is NOT the secret of the couple's successful marriage? [A] Don't go to sleep on an argument. [B] Always kiss each other before going to bed. [C] Always hold hands each other whe...
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【简答题】第 46-60 题:请选出正确答案。 46-48. 许多人都知道欣赏音乐可以放松心情,却并不知道利用音乐来 46 压力也是一门学问。一般人认为,如果心情悲伤,那么听听快乐的音乐就会让心情好转。其实,这样做只会让心情更加不好。 47 的做法应该是:选择一种与当时心情比较一致的音乐,把不好的 48 宣泄出来。换句话说,心情悲伤时更应该听悲伤的音乐,这样才能减轻悲伤。
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【简答题】听录音．根据情景会话选出正确答案。 (     ) 1. a. About the weather. b. About the temperature. (     ) 2. a. It's 35 degrees. b. It's 35 degree. (     ) 3. a. It's hot. b. It's cold.
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【简答题】The snow glows white on the mountain tonight; Not a footprint to be seen; A 1.__________ of isolation; And it looks like I'm the queen; The wind is howling like this swirling storm inside; Couldn't k...
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【单选题】Listen to the conversation about eating out and choose the best answer to each of the following questions. Why don't they choose to go to the French restaurant?
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【单选题】听会话,选出正确答案。
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【简答题】Tips tor shopping online (part 2) Tip 2:It is good to know what you're looking for when you start shopping so you don't buy things that you don't need. Also, remember how much you want to spend and do...
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【单选题】Which of the following is NOT the secret of the couple's successful marriage?
A.
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B.
Always kiss each other before going to bed.
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D.
Make an apology to the other when doing something wrong.
查看完整题目与答案
【判断题】They always don't go out.
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【简答题】Which of the following is NOT the secret of the couple's successful marriage? [A] Don't go to sleep on an argument. [B] Always kiss each other before going to bed. [C] Always hold hands each other whe...
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【简答题】第 46-60 题:请选出正确答案。 46-48. 许多人都知道欣赏音乐可以放松心情,却并不知道利用音乐来 46 压力也是一门学问。一般人认为,如果心情悲伤,那么听听快乐的音乐就会让心情好转。其实,这样做只会让心情更加不好。 47 的做法应该是:选择一种与当时心情比较一致的音乐,把不好的 48 宣泄出来。换句话说,心情悲伤时更应该听悲伤的音乐,这样才能减轻悲伤。
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