【单选题】All of the following can be found in the author's discussion of climate except______.
A.
an indication of the effect of an increase in water vapor in the atmosphere
B.
a contrast between two theories about the effects of a lowering of carbon dioxide levels in the atmosphere
C.
a generalization about the efficiency of meteorological recording stations
D.
hypothesis about the relationship between atmospheric gases and changes in climate
【多选题】The philosophy of TCM is based on the combination of
D.
health preservation theory
【单选题】The world's demand on gas is expected to increase in the future as climate change concerns grow, while renewable energy is still expensive to be developed, a prominent economist said on Friday. 'Deman...
A.
How long shall we wait to use the renewable energy?
B.
Renewable energy is getting cheaper as technology becomes more advanced.
C.
Climate change concerns results in revolution on the use of energy.
D.
Gas demand is to sharply increase as climate change concerns grow.
【单选题】下列有关成膜材料 PVA 的叙述中,错误的是( )。
C.
国内常采用 05-88 和 17-88 的规格
【简答题】SS4G 机车库用转换开关是 2 0QP 和( )。
【判断题】口语测试中,各部分得分高则说明考生的口语表达能力强。