He said that he would write to us but so far we ___________ from him.
Choosing the right dictionary depends on ______ you want to use it for.
I ________ have been more than six years old when the accident happened.
On Halloween, children in America like to _____ as ghosts to frighten people.
---I have some big news for you. You’ve been accepted as a member of our club.--- ________ That’s great!
President Obama held talks with Chinese President Hu Jintao in Beijing, _____ economic recovery, climate change and stopping the spread of nuclear weapons.