Were you at home at 9:00 pm yesterday?— Yes, I _______ for a call at that time.
―There is too much salt in the Chinese diet.―Right. The WHO says only 1.5 grams of salt ______ for each man every day.
These are _______books. Yours are over there .
Our teachers always tell us fast when we go to or from school.
Jack _______ swim when he was five years old.