皮皮学，免费搜题
登录
搜题
【简答题】
依靠置于机壳内带有螺旋槽的和的啮合旋转运动,造成螺旋形齿槽间容积的不断变化,从而实现气体的吸入、压缩及排出,这种压缩机则为
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】With more and more cars on the road, the traffic jam will happen. How do we see it and how can we solve the problem? We know that the traffic jam happens in many places, especially in big cities. What...
【单选题】The reasoning in this editorial is so ______ that we cannot see how anyone can be deceived by it.
A.
coherent
B.
special
C.
cogent
D.
specious
【单选题】What can we see there?
A.
We can see many beautiful butterflies.
B.
We can see many beautiful birds.
【单选题】How can we specify the meaning of ‘John ran after the man with a gun’?
A.
See if there is a picture.
B.
Ask the speaker to clarify. (e.g. Wait a minute! Who has a gun, John or the man?)
C.
All of the above.
D.
See if there are hints before or after the sentence.
【单选题】------- Now you can see how serious the situation is ! -------- Yes. We _____something before it got so bad .
A.
should do
B.
must do
C.
must have done
D.
ought to have done
相关题目：