You are tired. Why________(stop) have a rest?
| A．stop to | B．not stop to |
| C．not stop | D．don’t stop to |
Breakfast is _______ meal of the day. It gives us energy after a long night without food.
| A．important | B．more important |
| C．the most important | D．very important |
The lady in this photo _______ be over fifty! She looks so young!
| A．mustn’t | B．can’t | C．must | D．can |
--Mike, can you tell us something about our new teacher?
-- Oh, sorry. I know nothing because I _____________ him before.
| A．saw | B．didn’t see | C．have seen | D．haven’t seen |
-- Would you please __________your radio a little? I can hardly go to sleep. -- Oh, sorry.
| A．turn off | B．turn on | C．turn down | D．turn up |
The boy ___________ exercises, so he has to see the doctor because of overweight.
| A．nearly | B．hardly ever | C．always | D．usually |