When he walks_______ my desk,he knocked my books________ the desk.
Habit such as _______ is bad for our health.
–How come ___________?—I had to look after my sick brother.
–Would you like _________? –Thanks, I am full.
Since we have a new friend here, why not ____ a party _____ next week?
Tom looks ________, for he hardly ever exercises ____ his free time.