Tom lost his book.He's so sad.We can say he is feelingA.black B.red C.blue
Mary often goes to school _________ his father’s car .
You must wait ________ the green light .
Do you help you mum _______ the housework?
Is your little sister getting up? _____No, she ________ .
He _______ never late for school . A.be B.is C.are