题目

First name: Jim First name: Gina Last name: Miller Last name: SmithAge (年龄): 12 Age: 13 Telephone number: 999－5422 Telephone number: 339－0126【1】The boy's family name is ________.A. Jim B. Miller C. Gina D. Smith【2】Gina is the girl's ________ name.A. first B. last C. one D. family【3】What's Jim Miller's telephone number?A. 997－5244. B. 337－2016. C. 337－0126. D. 999－5422.【4】How old (几岁) is Jim?A. 13. B. 12. C. 15. D. 16.【5】How old is Gina?A. 13. B. 14. C. 15. D. 16.在如图所示的电路中，电池的电压为12V，滑动变阻器R的最大阻值是50Ω，电阻R1的阻值为10Ω．当变阻器的P端从a端滑向b端时，电流表的变化范围是A．0.24A～0.2AB．0.2A～0.24AC．0.2A～1.2AD．1.2A～0.2A