When I called Mr. Li, he and his wife ________ in the rain.
| A．trapped | B．were traped |
| C．were trapped | D．were trapping |
He's been collecting stamps _he was eight years old.
| A．when | B．while | C．and | D．since |
-Is your brother running in the park? -No,is swimming in the river.
| A．she | B．his | C．her | D．he |
Shanghai seems likegood place for vacation.
| A．a | B．an | C．the | D．/ |
You can't always________ [dɪ'pend]on your parents.
| A．decide | B．depend | C．drive | D．develop |
We should protect the__________ [ɪn'vaɪrənmənt].
| A．environment | B．improvement | C．encourage | D．exoerience |