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by am up are at is with in back come(1)Hello, Daming. How________you? I _________fine, thank you.(2)Do you live ________London? Yes.(3)When did you ________back? We came back last Sunday.(4)Yesterday I went to the park ________Sam and Amy.(5)We went home ________bus yesterday.(6)This ________our ice cream, Amy.(7)I'm ________ from China.(8)Sam, look ________ those ice cream.(9)Hurry ________, John. Run!