We should not eat ________junk food.
| A．too many | B．too much | C．many too | D．much too |
I think walking is ________our health.
| A．good at | B．bad at | C．well in | D．good for |
---________---I have a headache.
| A．What's the matter, Judy? |
| B．Where are you, Judy? |
| C．Who are you? |
| D．What are you doing, Judy? |
You should take this medicine _________ a day.
| A．two | B．twice | C．three | D．twices |
He should _______ a rest.
| A．to have | B．has | C．had | D．have |