— Could you tell me what he said just now? — Sorry, I_____ what was happening outside.
Flowers usually come out ______ spring every year.
This isn’t my T-shirt. ______ is blue.
We don’t have enough nurses to look after the patients. At least _____ are needed.
— Hello, may I speak to Sandy? — .
Miss Gao isn’t here. She _____ to the bus station to meet Mr. Brown.