On his way home, he found a wallet ___ on the ground, which he picked up and ____ in his schoolbag.
His eyes ________ on the PPT, Lee listened to the teacher ________.
Mom, don’t you think it's OK to play once in a while it doesn’t affect my studies?
______ you have made a promise, you should carry it out.
If you ______ stealing in the supermarket, you’ll be sent to the police station immediately.
—My Dear! I've just missed the lecture. —That's too bad.I'm sure you it if you had got up earlier.