— Come and join us, Jimmy!— I’m sorry, but I’m really busy now. If I time, I would certainly go.
Do you enjoy ________ Chinese in our school, Bob?
—How is it going? — ________.
— ________ is the weather in Linshu? — ________ windy.
It’s so noisy. I can’t _____.
Dogs are too _____ to take care of.