图示电路中，7 V电压源吸收功率为 （）。[img=255x269]178699b90de5b7d.png[/img] A: 14 W B: -7 W C: -14W D: 7 W
图示电路中，7 V电压源吸收功率为 （）。[img=255x269]178699b90de5b7d.png[/img] A: 14 W B: -7 W C: -14W D: 7 W
图得再过______分钟是7：w图．3：图得再过______分钟是7：w图．
图得再过______分钟是7：w图．3：图得再过______分钟是7：w图．
sw8×他≈得ww×7≈得w×7≈他0八×八≈
sw8×他≈得ww×7≈得w×7≈他0八×八≈
W: Are you leaving7 It’s 7:30.M: No, I’m going to wait another 15 minutes. When will the man leave（） A: At 7:45. B: At 8:00. C: At 7:30. D: At 7:15.
W: Are you leaving7 It’s 7:30.M: No, I’m going to wait another 15 minutes. When will the man leave（） A: At 7:45. B: At 8:00. C: At 7:30. D: At 7:15.
图10-19所示电路中，7V电压源吸收功率为（）W。 A: 14 B: -7 C: -14 D: 7
图10-19所示电路中，7V电压源吸收功率为（）W。 A: 14 B: -7 C: -14 D: 7
数列7, 7, 7, 7, 7, 7, …为等差数列
数列7, 7, 7, 7, 7, 7, …为等差数列
已知测者经度为118°W，则所在时区的号数为（）。 A: 东8 B: 西8 C: 东7 D: 西7
已知测者经度为118°W，则所在时区的号数为（）。 A: 东8 B: 西8 C: 东7 D: 西7
W: I’ll get to Cairo at 7:00 p.m. New York time. What time is it in CairoM: Let me see, it is 7 hours later in Cairo. What time is it in Cairo(). A: 2:00a.m. B: 12:00 noon. C: 7:00 p.m.
W: I’ll get to Cairo at 7:00 p.m. New York time. What time is it in CairoM: Let me see, it is 7 hours later in Cairo. What time is it in Cairo(). A: 2:00a.m. B: 12:00 noon. C: 7:00 p.m.
[听力原文]W: What time did yesterday’s basketball game startM: It was supposed to start at a quarter to 7, but it was delayed an hour. When did the game finally start（） A: 7:15 B: 7:45 C: 6:15 D: 6:45
[听力原文]W: What time did yesterday’s basketball game startM: It was supposed to start at a quarter to 7, but it was delayed an hour. When did the game finally start（） A: 7:15 B: 7:45 C: 6:15 D: 6:45
7、建筑模数中的基本模数的数值规定为100mm,符号为W
7、建筑模数中的基本模数的数值规定为100mm,符号为W