青少年们应该学会对自己的行为负责。 Teenagers should learn to be their behaviors.

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.

the night is, the daylight will come in the end.

The character in the movie often him his grandfather.

→(adj. ) 有挑战性的