According to this passage, one early step in any effort to improve the environment would be to ______.
A: return to the exclusive use of natural fertilizers
B: ban the use of automobiles in and around cities
C: study successful effort in other countries
D: set up a timetable for collective actions
A: return to the exclusive use of natural fertilizers
B: ban the use of automobiles in and around cities
C: study successful effort in other countries
D: set up a timetable for collective actions
举一反三
- According to this passage, one early step in any effort to improve the environment would be to______. A: return to the exclusive use of natural fertilizers B: ban the use of automobiles in and around cities C: study successful effort in other countries D: set up a timetable for corrective actions
- Many countries are increasing their use of natural gas, wind and other forms of _____.
- According to the passage, is longitudinal study of great importance to the study on our brain and technology use? ( )
- 43. According to the author, the use of chemicals and fertilizers ______.
- We should make every effort to use energy ___________.