---–How do you deal with the disagreement between the company and the customers? -----The key ________ the problem is to meet the demand ________ by the customers.
Mr.Hall understands that__________maths has always been easy for him,it is not easy for the students.
Perseverance is a kind of quality and that’s __________it takes to do anything well.
__________ we’ll go camping tomorrow depends on the weather.
—I think it is going to be a big problem.—Yes,it could be.—I wonder__________we can do about it.
In the after-class activities,the students had plenty of_________ and gained a lot of practical _________.