We tried ________ the window, but it was still hot in the room.
| A．to open | B．opening |
| C．open | D．opened |
, we lack practice and experience nowadays in dealing with the complicated
economic situation.
| A．Luckily | B．Previously | C．Doubtfully | D．Indeed |
Last month, our English Department invited a local radio star to a public lecture on
the topic of media influence on society.
| A．communicate | B．demand | C．deliver | D．converse |
Soon, his warm, inviting smile put me , and spent the next two hours talking casually.
| A．at attention | B．at ease | C．at best | D．at a loss |
John seems to sit in front of the television all night.
| A．content | B．easy | C．cozy | D．comfortable |
I really worry about her, but I know if I the therapy, she will stop speaking to me.
| A．bring out | B．bring in | C．bring up | D．bring out |