Mr. Lin is our math teacher. He’s a _________. A. boy B. man C. woman
( ) Let’s get __________ it and have a look.
( )
( ) ___________ nice the watch is !
( ) _____ your brother _______ his holidays in Beijing next year?
( ) It’s cold here. Please keep the window __________.
( )Simon heard his neighhour ________ for help at night.