Mr. Brown has three children,and ___________names are Alex,Amy and Jane.
-- Do you know everyone from Class One?-- Er…, I know some of ______.A. they B. them C. their
--You have dropped ____ “s” in the word “necessary”.-- Oh, yes, ____ letter “s” should be doubled.A. a, an B. an, an C. an, the
It’s terrible. The cat miaowed a lot at night. It ________ a baby crying.
The woman _________ a blue coat _________ our teacher.
What ________ do you want to buy?