The best way to explore _______ countryside is on _______foot.
This was a really difficult question,but a little boy ________a good answer.
This company earned a lot of money. As a result,the members' personal income rose by a(n)________of 13 percent.
-Did ________get through the driving test?-No,________.A few failed.
The United States and England are both ____________countries.
We have made ________clear that we are strongly against smoking in the office.