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【判断题】
生态学是研究环境因子之间关系的科学A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】简述清单计价模式下综合单价的构成。
【单选题】A warning signal suddenly appeared on the screen of my computer, ______ the computer was being attacked by a certain virus.
A.
indicated
B.
indicating
C.
to indicate
D.
having indicated
【单选题】听力原文：W: There is something wrong with my computer. M: My computer works well, you can take it to use now. Q: Which one is correct in the following? (23)
A.
The girl's computer can not work well.
B.
The girls's computer is broken.
C.
The man's computer can not work well.
【单选题】This is _____ computer. That's _____ computer. [ ]
A.
I, he
B.
he, I
C.
his, my
D.
him, my
【简答题】简述清单计价模式下综合单价的构成。
【单选题】—Dad, I can’t open my e-dictionary in my computer. —You can _____ the computer and try again.
A.
turn on
B.
restart
C.
start
D.
turn of
【单选题】单项选择。 This is ______ computer. That's ______ computer. [ ]
A.
I, he
B.
he, I
C.
his, my
D.
him, my
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