of the following could be the best title for this passage________?A) Urgent need to recycle used energy-saving bulbs. B) Widely publicized energy-saving bulbs.C) Mercury pollution caused by energy-saving bulbs.D) The special treatment center.
A: Urgent need to recycle used energy-saving bulbs.
举一反三
- Chaning from regular bulbs to () ones will reduce greenhouse gas by three-fourths. A: electric B: energy-saving
- Energy saving glass can only be used inbuildings, not in household, furniture and interior decoration.
- Recycling is an excellent way of saving energy and conserving the environment.
- -Would you like to ________ the performance of newly developed energy saving device?-Sorry, but I am not in the position to ________.
- The 5G networks are digital cellular networks, which is aimed at achieving high data rate, reduced latency, energy saving and reduced cost.
内容
- 0
When does China put forward the problem of energy saving? A: 1970-1980 B: 1980-1990 C: 1990-2000 D: 2000-2010
- 1
About the Characteristics of the National University Student Social Practice and Science Contest on Energy Saving & Emission Reduction, which one is not true? A: Win prizes and Awards. B: Taking “energy saving and emission reduction" as the eternal theme. C: Requiring students to have a wide range of knowledge. D: Students' ability is fully trained. E: The competition works and applications are closely combined.
- 2
Which of the following is FALSE about saving? A: Saving adds to wealth. B: Income left after paying taxes can either be consumed or saved. C: Saving equals wealth minus consumption expenditures. D: Saving is the source of funds used to finance investment.
- 3
Which of the following engines has no significant effects on energy saving and emission reduction?_____ A: Electronic-controlled injection diesel engine B: Gas turbine C: Gas engine D: Dual fuel engine
- 4
In 2008, the first National University Student Social Practice and Science Contest on Energy Saving & Emission Reduction was held at Zhejiang University.