――Li Hua can remember 40 new words in a new way every day.――_______ it is!
—You look worried. What’s the matter? —I _____ the exam yesterday.
—Look! There _____ some tomatoes in the basket. —Oh. How fresh!
I am a teacher and I _____ in this school for 5 years.
We will have a picnic if it _____ tomorrow.
Jim, dad asks you _____ down the TV. Mom is sleeping now.