When I got to school, Amy ______his homework.

Water is very important _____ all living things. We must _____every drop of water.[ ]

My father’s office is at the top. I can see the whole city ______ the office. [ ]

“Have you ever been to HK, Jim?”—– “ Yes , I ______ there for two weeks with my parents last summer.”

Whose shirt is this? Is it Tom’s? —No, it isn’t, ______ is white.