Lily is very ____________A.friend B.friendly C.friends
--Where’s the library?--It’s____ the first floor.A. in B. on C. at
Let ____ help you.A. my B. I C. me
There are 4 _______ in our classroom.A. wall B. the wall C. walls
Where’s the ______ office?A. teacher B. teacher’s C. teachers’
-- _____time is it?-- It’s 2 o’clock.A. Where B. What’s C. What