Miss Lee is a good teacher. She often helps Wei Jun _____ his English.[ ]

Do you know David?— Yes, I met _________ at your party.

My father’s office is at the top. I can see the whole city ______ the office. [ ]

These pens are sale, and you’d better buy some.[ ]

Can you tell the differences between these two pictures?—Differences? Oh, no. They look quite____________.