When we use electricity, wu put greenhouse gases______ the air.
A: away
B: off
C: on
D: into
A: away
B: off
C: on
D: into
D
举一反三
- Whenever we use electricity, we put greenhouse gases into the air.
- Only when the factories use electricity, they put greenhouse gases into the air.
- Why should we reduce the amount of greenhouse gases that we put into the air?
- One of the ways to reduce the amount of greenhouse gases that we put into the air is to buy products that don't use as much energy.
- Whenever we use electricity, we greenhouse gasesthe air. A: put...into B: take...into C: turn...into
内容
- 0
Answer the following questions according to the passage.Why should we reduce the amount of greenhouse gases that we put into the air?Because the greenhouse gases and make the earth warmer.
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Answer the following questions according to the passage.Why should we reduce the amount of greenhouse gases that we put into the air?
- 2
We _____ the time when we were waiting by talking and playing cards. A: whiled away B: wear off C: put off D: take away
- 3
中国大学MOOC: We can try to reduce the amount of greenhouse gases that we put the atmosphere.
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How can we help to reduce greenhouse gases when using computers?