2020-12-09到2021-02-28
1、 When using a compound microscope, what is the magnification of the oil immersion lens?
A:1000X
B:10X
C:40X
D:100X
答案: 100X
2、 What is the role of the condenser lens?
A:Control the aperture of light
B:Increase the magnification
C:Focus the light on the specimen
D:Provide light
答案: Focus the light on the spec
2020-12-09到2021-02-28
1、 When using a compound microscope, what is the magnification of the oil immersion lens?
A:1000X
B:10X
C:40X
D:100X
答案: 100X
2、 What is the role of the condenser lens?
A:Control the aperture of light
B:Increase the magnification
C:Focus the light on the specimen
D:Provide light
答案: Focus the light on the spec
2020-02-20到2020-07-01
1、 Having money in my savings account just gives me _ of mind.
A:peace
B:piece
C:state
D:assurance
答案: peace
2、 I have been so disappointed with you. I shall say it doesn’t ______to me anymore whatever you do since today.
A:count
B:matter
C:ring
D:trust
答案: matter
3、 After the accident, they just pretended
1、 Which of the following is replaceable resource?
答案: geothermal energy
2、 Which of the following is irreplaceable resource?
答案: petroleum
3、 Which one is NOT man’s transformation of nature?
答案: Man has found a way to forecast the weather.
4、 Which one is NOT the description of our ancestors in the past?
答案: They could easily get natural resourc