皮皮学，免费搜题
登录
搜题
【单选题】
台钻钻夹头的松紧必须用专用( ),不准用锤子或其他物品敲打。A.
工具
B.
板子
C.
钳子
D.
钥匙
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
【单选题】Don't drink that dirty water; there could be dangerous _____ in it.
A.
bacteria
B.
nutrition
C.
syndrome
D.
epidemic
【单选题】Why is even a single disease-causing bacterium dangerous?
A.
It can mix with other bacteria.
B.
It can become billions in a day.
C.
Just one can kill a six-year-old child.
D.
It can move more rapidly alone.
【多选题】Reading the following passage and choose the correct answer(s). Six children were very sick in the hospital and Dr. Bessor, an expert on strange illnesses, was called to find the cause of the illness....
A.
method of agreement
B.
method of difference
C.
Analyzing the correlation
D.
method of presence
【简答题】动力腿保持膝盖外开大腿不动,小腿迅速有力地收回击打主力腿小腿的 。
相关题目：