He finds it hard to keep _____ with the change of society if he stops learning.
His behavior at the party last night seemed rather .Many of us were quite surprised .
happened to be out that day , so you didn’t find me .
They have just formed a car pool ,so today it is Mrs Smith’s turn to the children from school in the community .
It’s too late to go shopping at this hour ;,it’s beginning to rain .
The more one is the English-speaking environment , the better he or she will learn the language .