例句
You should take an umbrella because it looks cloudy.
你应该带把伞，因为天看起来阴沉沉的。
Governments should invest in affordable public transport to reduce congestion and improve urban air quality.
政府应该投资于价格实惠的公共交通，以缓解拥堵并改善城市空气质量。
常用搭配
- should do something｜应该做某事
- should have done｜本应该做过
- should be able to｜应该能够
用法提示
情态动词，后接动词原形；should have done常指本该做却未做。