If it_______ rain tomorrow, I’ll go climbing with my classmates.
-----Do you know the man ________ is reading the book over there?--------- Yes, he is Mr. Green, our P.E. teacher.
--------I often have hamburgers for my breakfast. --------You’d better not. It’s bad for you _________ too much junk food.
We all love our English teacher, He always makes his English class very ________.
Last night Dad and Mum didn’t come back home ________ I finished my homework.
Work hard, ___________ you’ll get good grades.