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用 in, on, at , to填空 1. Janet was born _____ Rochester _____ December 22nd _____ 3 o'clock _____ the morning. 2. Rochester is _____ the state of New York _____ the United States. 3. he usually goes _____ classes _____ eight thirty ____ Monday morning. 4. She usually arrives _____ the morning _____ 8 o'clock. 5. _____weekends, she likes driving _____ her friend's house _____ Canada. 6. Her friend lives _____ Toronto. 7. She usually arrives ____ the evening and leaves _____ Sunday morning. 8. They often meet friends____ Sunday. 9. _____night, they sometimes go _____ play basketball. 10. _____summer, _____ July for example, they often go _____ the countryside.