I heard_____ voice that had been shouted to me as a child.
| A．every | B．such | C．any | D．one |
| A．densely | B．soundly | C．loudly | D．noisily |
They did not find _____ to prepare for the worst conditions they might meet.
| A．worth their while | B．it worthwhile |
| C．it worth | D．it worthy |
The microphone enabled them to keep in touch, in other words, it made it _____ for them to contact each other.
| A．likely | B．capable | C．possible | D．probable |
She is making herself ill with _____ over her son's future.
| A．trouble | B．annoyance | C．disgust | D．worry |
When products made in factories _____, they are thrown away as garbage.
| A．come to an end | B．are put to use |
| C．are used up | D．wear out |