Bamboo, which is a common plant in the south, is used ______ in buildings, food, furniture and so on. It is used to make clothes as well.
After class, I found Andy ______ at her desk, _____ to pop music.
The boy ______ in the exam is a student in Class Nine.
The spokesman said at the conference that they were considering having the term the Russian group strongly objected to ________.
“My boy, do remember to leave things _____ you can find them again.
I found my new school quite different from _____ I had studied in before.