When he was a little boy,he ______ on the farm.
The soil that had been converted to ____ flowers was on its way ______ .
It’s really very dangerous, one more step, _____ the baby will fall into the well.
The students forbidden _____ after class in WC are prevented _____ after school.
–Michael was late for Mr. Smith’s oral class this morning.--_____? As far as I know, he never came late to class.
–You’re not worried about your English, are you? --No, certainly not. Not Chinese, not math and _____ English.