It's difficult for usbut we must help her.
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.
Teenagers should learn to be their behaviors.