In order to enjoy good health, people should (为...保留时间）some time for exercise.
什么也不能阻挡我们取得进步。
Nothing can __________ __________ our progress.
他的作品质量好。
His work is good in __________ __________ quality.
我们在做成交易时与人握手。
We shake hands when we make __________ __________.
他忙着准备去旅行。
He is busy __________ __________ for his journey.
今晚轮到我站岗。
It's my turn to be __________ __________ tonight.