---Where did you ______ our chemistry teacher? ---It was in the supermarket ______ I purchased moon cakes.
---Have we ________ food?. --- Yes, ______. We’d better buy some.
Mary went to the box office at lunch time, but all the tickets____ out.
She found her calculator _____ she lost it.
For breakfast, he only drinks juice from fresh fruit____ on his own farm.
Leaves are found on all kinds of trees,but they differ greatly_____ size and shape.