The World War II made ______ impossible for Einstein to go on with his research.
It is believed _________ anything we can’t get always seems better than ________ we have owned.
________ really enjoyable, ____________ us a valuable lesson.
Jane hopes to become a friend of ________ shares her interests.
When you are in trouble, you should get your parents and friends _______ you.
- How about going to the English Corner?-- ________ It’s a good way to improve our spoken English.