1．— There was a terrible noise _______the sudden burst light.
A. followed B. following C. to be followed D. being followed
2．---Are you going to Tom’s birthday party?
---_________.I might have to work.
A. Sound great B. Thank you C. It depends D. Don’t mention it
3._______the two methods, you will find which is more practical.
A. Comparing B. Compared C. Compare D. To compare
