照顾年迈父母的压力沉重地压在他心头。

The pressure of caring for his aging parents ___weighed heavily on him.

护士称了婴儿的体重。

The nurse ___weighed the baby.

在决定买哪辆车之前，我们需要权衡所有因素。

We need to ___weigh all the factors before deciding which car to buy.