A Wechat (微信) is an invention __________ can help people talk to friends, share photo, ideas and feelings freely.
You ________ play with the knife. You ________hurt yourself.
This morning, he arrived out of _______because he got up ________.
The policeman is still not sure ______ the young man killed himself or was killed.
It’s Sunday morning. We _______ get up early.
He was _______ with breaking _________ several computer systems.