1. He put ____a very good suggestion at the meeting.
A. at B. up C. forward D. out
2. ____the sun for too much time will do great harm to your skin.
A. Exposed to B. Being exposed to
C. Exposing to D. To expose to
3. Claire had her luggage ____ an hour before her plane left.
A. check B . checking C. to check D. checked
4. For the next two hours she was _____ the film, so she didn’t notice what happened around her.
A. lost at B. busy to C. absorbed in D. absorbed with
5. He went to their rescue ______he heard the news that they were trapped in the fire.
A. for a moment B. for the moment
C. in a moment D. the moment
