Jack described his father，who ________ a brave boy many years ago，as a strong－willed man.
| A．would be | B．would have been |
| C．must be | D．must have been |
Learning to care for a pet helps a child grow into an adult who feels responsible for ______
dependent on him.
| A．who | B．those | C．ones | D．whoever |
14. Be quiet, kids. You’ll have to wait ______ your names are called.
| A．while | B．until | C．and | D．unless |
The path to dreams may not be smooth and even at great cost, but ______ on to them.
| A．keep | B．go | C．hold | D．pass |
I dislike those programs ______ viewers call in to talk about their private problems.
| A．where | B．that | C．when | D．which |
The hotel turned us down because we didn’t make reservations, but we ______ have.
| A．might | B．can | C．must | D．should |