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【判断题】
能发生化学反应的碰撞为有效碰撞。
A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
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皮皮学刷刷变学霸
举一反三
【单选题】— Thank you for your help. — _______________. [     ]
A.
All right
B.
You're welcome
C.
Oh, no
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【单选题】— Thanks. — __________________ [     ]
A.
Oh, no!
B.
You're welcome.
C.
Great!
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【单选题】听力原文：M: Oh, Janna, you're early! I'm happy you're here early today because I'd like to discuss your attendance for a moment. W: Gee, Dr. Livingston, I'm really sorry about missing yesterday. M: Actual...
A.
About Janna's attending classes
B.
About today's examinations
C.
About the teaching syllabus
D.
About Janna's withdrawing from a school
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【简答题】加工中心常用夹具有通用夹具、组合夹具和____。
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【单选题】— _________________ — You're welcome! [     ]
A.
Yes!
B.
Oh, no!
C.
Thanks!
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【单选题】Your English is good !   --_________ .
A.
You’re right
B.
Oh ,no
C.
Where, where
D.
Thank you
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【单选题】―How many are there in the house? —There are six.
A.
mouse
B.
mouses
C.
mice
D.
mices
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【单选题】－You’re dropped __________ “s” in the word “across”. －Oh, you are right, __________ letter “s” should be doubled like this “cross”.
A.
a, a
B.
an, a
C.
an, the
D.
the, a
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【单选题】听力原文：M: Oh, Jane, you're early! I'm happy you're here early today because I'd like to discuss your attendance for a moment. W: Oh, Dr. Green, I'm really sorry about missing yesterday. M: Actually, it'...
A.
She hasn't been getting adequate grades.
B.
She has been overloading herself with homework.
C.
She hasn't been attending class on time.
D.
She has been coming to school much too early.
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【简答题】It’s a fine Saturday morning. There are many people in the park. Many of 1 are young and some are old. Some children are 2 s over there. Two boys are playing 3 their toy bats. There is a lake in t...
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【单选题】－You’re dropped __________ “s” in the word “across”. －Oh, you are right, __________ letter “s” should be doubled like this “cross”.
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查看完整题目与答案
【简答题】It’s a fine Saturday morning. There are many people in the park. Many of 1 are young and some are old. Some children are 2 s over there. Two boys are playing 3 their toy bats. There is a lake in t...
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