---Volunteering is getting popular in China.
---Indeed. More people are now aware that helping others benefits themselves a lot.
| A．casually | B．accurately |
| C．tightly | D．Increasingly |
_____and I’ll get the work finished.
| A．Have one more hour | B．One more hour |
| C．Given one more hour | D．If I have one more hour |
.This washing machine is environmentally friendly because it uses _____water and electricity than _____models.
| A．less; older | B．less; elder | C．fewer; older | D．fewer; elder |
---Mom, what did your doctor say?
---He advised me to live _____the air is fresher.
| A．in where | B．in which | C．the place where | D．where |
If you traveling ___ __the customs are really foreign to your own, please do as the Romans do.
| A．in which | B．what | C．when | D．where |
Although the wind has _____, the rain remains steady, so you will need a raincoat.
| A．turned up | B．gone back | C．died down | D．blown out |