He _________ desperately in vain for something to say to break the silence.
| A．thought about | B．cast about | C．talked about | D．set about |
I think we should ________all the toys to the local children hospital where the children are badly in need of them.
| A．give away | B．give out |
| C．give up | D．give in |
If you’d like to gain more contents from that website, you have to answer some messages ________ personal information.
| A．recognizing | B．requesting |
| C．preferring | D．expressing |
When the mother realized what had happened to her child, she ________ her face in her hands. So no one could see her expression.
| A．ignored | B．damaged |
| C．buried | D．recovered |
I’d love to join in your visit to a local museum today, but I’m on a very tight ________ -I’ve got a lot of work to do today.
| A．identity | B．schedule |
| C．attitude | D．command |
After gunshots fired on campus, there is a growing _________ about safety among teachers and students.
| A．power | B．devotion |
| C．concern | D．identity |