If we don’t do ______, soon giant pandas will die.
| A．nothing | B．everything |
| C．something | D．anything |
The train was ________ of people. There was no empty seat.
| A．full | B．filled | C．fill | D．lots |
—How did you get there?—I got there _______ bus.
| A．with | B．on | C．by | D．of |
Lily is looking forward to _______ her parents.
| A．see | B．sees | C．saw | D．seeing |
The journey was _______ interesting experiences.
| A．full of | B．afraid of | C．careful of | D．made of |
The flight can’t arrive on time _______ the bad weather.
| A．because | B．because of | C．of | D．as |