"Should & shouldn't " for advice
should + inf
نستخدم should بمعنى يجب ان للتحدث عن اشياء من الجيد أن نفعلها.
Ex-You should have about eight hours of sleep every night.
- Students should always be polite
-You should always eat healthy food
Shouldn't + inf
نستخدم shouldn't بمعنى لا يجب ان للتحدث عن اشياء ليس من الجيد ان نفعلها.
Ex-You shouldn't watch television all day because it's not health
-He shouldn't speak Arabic in an English class.
-You shouldn't stay up too late at night