We should respect our teachers and parents.
我们应该尊敬老师和父母。
The report is written after much research, so it should be reliable.
这份报告是经过充分调研后才写的,所以应该是可靠的。
If you should change your mind, do let me know.
万一你改变主意,请务必告诉我。
Should it rain tomorrow, the football match would be put off. / If it should rain tomorrow, the football match would be put off.
万一明天下雨,足球赛就会延期。
Dr Bethune insisted that the patient (should) be operated on at once.
白求恩大夫坚持应立刻给病人动手术。
It should be snowing now, according to the weather broadcast.
按照天气预报,现在应该在下雪。
The monitor said that we should have a class meeting the next week.
班长说我们下周要开班会。
I find it astonishing that he should be so rude to you.
他竟然对你这样无理,真叫我吃惊。