It’s hard for them ________ to the beach in a short time．
| A．to ride bikes |
| B．by bike |
| C．to take bikes |
| D．on bikes |
We all________to university next year．
| A．hope her to go |
| B．hope her going |
| C．wish her to go |
| D．wish her go |
I don’t think she is late for school，________？
| A．is she |
| B．isn’t she |
| C．do I |
| D．don’t I |
We should offer________the people in trouble．
| A．help |
| B．to help |
| C．helping |
| D．to helping |
They had problems________across the river．
| A．walk |
| B．to walk |
| C．walking |
| D．to walking |
They often argue________their friends________math problems．
| A．with；with |
| B．about；about |
| C．with；about |
| D．about；with |