—John has put forward _______ most challenging question for us to answer.—Yes, it really is. I have never heard _______ harder one.
It is no use ________ him to give up smoking.He won’t listen!
A number of students trees every year and the number of them increasing.
- the football match? -Class Three.
Please ________ the numbers and I’m sure they will ________ more than 1,000.
After ________ series of unsuccessful attempts, he has finally passed ________driving test.