Walking up and down the stairs is a good kind of exercise to stay _____.
| A．health | B．healthy | C．healthily | D．healthful |
I think every student should go to school________，but some of them are always late．
| A．by the time |
| B．on time |
| C．for a time |
| D．at times |
To keep safe，everyone________to wear a seat belt in the car．
| A．is supposed |
| B．supposes |
| C．supposed |
| D．will suppose |
The little boy can’t understand what you said．________，he is only two years old．
| A．After all |
| B．At all |
| C．In all |
| D．For all |
The boy got up late and went to school________breakfast．
| A．without having |
| B．no having |
| C．without have |
| D．no have |
They usually plan to do________，or go somewhere together．
| A．interesting something |
| B．anything interesting |
| C．interesting nothing |
| D．something interesting |