—There is a smile on Miss Gao’s face.She must be________with Sam’s work.—I think so.No one did as________as him in our class.
Lucy had few close friends. So she didn’t know ________ about the trouble.
Her singing lessons her five hours a week.
He can’t state clearly how long he has ___________ the bicycle?
----How can I improve(提高) my listening skills? -----_______________more.
--My aunt ______________ Singapore for a holiday. ---It’s a beautiful country. I ___________there twice.