We have ________ some organizations to help the poor students in the western areas of China.
— It’s raining heavily. You’ d better _______ your raincoat. — All right.
— ______ will the supper be ready? I’m very hungry. — In a minute.
There is _______ wrong with your watch. Let me check it.
I called you, but nobody answered. Where ________ you?
________ Lily is only 13 years old, she knows 2000 English words.