--- Isn't that Ann's husband over there?--- No, it ______ be him---I'm sure he doesn't wear glasses.
— I want to learn tennis. Would you like to help me?— . But learning tennis is no walk in the park.
— Anything to drink? What about coffee?— Er… I think I’ll have a cold drink coffee.
I like such houses with beautiful gardens in front, but I don’t have enough money to buy .
The Japanese suffering from the worst natural disasters .
The experiment shows that proper amounts of exercise, if regularly, can improve our health.