I am _________ Class 1, Grade 5.A. on B. in C. at
There are twenty_____in our school. Some of them are____.
---____did she go to Beijing? ---You won’t believe it! On foot.
--____will you come back? ----In an hour.
I ___the blackboard, but I can’t ______a word.
--______dress is this? --It’s my dress.