i am sometimes late for work when there is a lot of ( ).
a. car b. traffics c. traffic d. vehicle

help yourself to anything you want.
we have plenty of ( ) in the fridge.
a. foods b. food c. vegetable d. breads

i’m feeling very thirsty.
could you bring me ( )?
a. a water b. waters c. a glass of water d. a few water