问题
单项选择题
在液体培养基上,细菌生长后不会出现()。
A.菌膜
B.浑浊
C.菌落
D.沉淀
E.变色
答案
参考答案:C
在液体培养基上,细菌生长后不会出现()。
A.菌膜
B.浑浊
C.菌落
D.沉淀
E.变色
参考答案:C
从方框中选择恰当的句子补全对话。 | |
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Look !1____I have a happy family. These are my parents. My father is Jim Smith. He works (工作)in a bank (银行).2____My mother is Alice Green. She works in a school.3 _____She teaches (教)English. She is a good teacher.4 ____Her name is Gina Smith. She doesn't go to school. She is three years old. 5____I am Jack Smith. I'm in my mother's school. |