Circle the sentence with a similar meaning.
1. Energy can be conserved by turning off the lights.
a. We must always leave the lights off.
b. We use less energy when we turn off the lights.
2. Some chemicals may be kept in special bottles.
a. People shouldn't put some chemicals in bottles.
b. It's possible to keep some chemicals in special bottles.
1. Energy can be conserved by turning off the lights.
a. We must always leave the lights off.
b. We use less energy when we turn off the lights.
2. Some chemicals may be kept in special bottles.
a. People shouldn't put some chemicals in bottles.
b. It's possible to keep some chemicals in special bottles.