( ) An elephant is much _________ than a mouse. A. longer B. bigger C. smaller
an engineer A.一位警察 B.一位工程师
on the beach A.在树上B.在海滩上
your uncle A.你的叔叔 B.我的叔叔
his dad A.他的爸爸 B.她的爸爸
-Happy birthday to you ! -. A. Happy birthday ! B. thank you. C. Thank you.