If you meet trouble, you can ______ your friends ________ help.
-Steven, could you help me_______ when the plane will take off on the Internet? -I'm sorry, my computer doesn't work.
The doctor told me to eat more_______ because it's good for my health.
The books on my table are cheaper than_______ on yours.
The children always have a great time_______ each other.
I could see her face very_______, for she happened to sit _______me.