Teenagers to protect the environment from an early age.
王奶奶住院时,我妈妈经常照看她。(take)
新冠肺炎疫情期间,劝告大家要尽可能少聚集。(as)
Chinese people show more interest in space recently.
In order to keep healthy, my father decided to .
go out for a walk?
After exercising for some time, she's much before.
He and caught up with others finally.
We exams now.
The teacher told the boy not too much time games.