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【单选题】
细胞破碎是指选用物理、化学、酶或( )的方法来破坏细胞壁或细胞膜。A.
生物
B.
分离
C.
机械
D.
提纯
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举一反三
【简答题】Kevin is a 12?year?old boy. He from New York. He is in Class 5, Grade 7. Mr Zhang is his class teacher. He is a good teacher. All the students of class like him very much. There are forty in the class...
【单选题】--- Look! That teacher is explaining something to her students again and again. --- _________ teacher she is.
A.
How patient
B.
What a patient
C.
How stubborn
D.
What stubborn
【简答题】The time, usually between the ages of 13 to 19, when a young person is developing into an is called ( ). Exercises ( ) to one's health. The teacher ( ) pictures among c...
【简答题】从A、B、C、D四个选项中，选出与句子划线部分意义相同或相近并能替代的那一项。 1. —Who is your favorite t eacher? —Miss Wu. She is my Chinese teacher. I like her very much . A. very B. great C. lots of D. a lot 2. — When is your first clas...
【简答题】完形填空。 Look 1 the woman in a yellow coat. 2 is my teacher. She teaches 3 English. She is a good teacher. Her 4 is Wang Hong. Her bike is red. 5 under the tree. Her brother, Wang Dong 6 in a black coat....
【简答题】A) Because she is ill. B) Because she lost her job. C) Because she is not a teacher. D) Because she gets another job.
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