Speaking of Tom, there are several things that are not easy to ____say, his dishonesty.

Far from perfect though this trip is, I think it’s well worth _____ we paid.

Yesterday ___1-year-old baby fell into the river. ___ baby was saved by ____policeman.

People should be cautious ______theirpersonal information when surfing the Internet so as to prevent certaincomputer viruses ______ it.

Good eveningI _______ to see Miss Mary.—Oh, good eveningI’m sorry, but she is not in.