The office building _____ the classrooms.A.behind B.behinds C.is behind
( ) (5)Summer is the _______ season of the year. A. second B. two C. three
( ) (4)There’s often a lot of _____. A. rainy B. rain C. rains
( ) (3)The weather is very_____. A. hottest B. hot C. warmer
( ) (2)____ summer , boys and girls can swim. A. On B. In C. At
() (1)Some of students go on trips____ their parents. A. with B. of C. for