根据我国海洋货物运输保险条款的规定，承保范围最小的基本险别是（）。
A．平安险
B．水渍险
C．一切险
D．罢工险
参考答案：A
补全对话。
A: Tomorrow is my girlfriend's birthday. I want to give her some gifts. Can you give me some advice?
B: Certainly. 1. __________give her some flowers?
A: I agree.
B: 2. __________shall I give her?
A: Red roses. They mean "Love".
B: 3. __________
A: 4. __________ flowers shall I give her?
B: Ninety-ninc red roses. They mean "FOREVER"
A: Thank you very much for your advice.
B: 5. __________
A．时刻t线圈中电流的瞬时值icosωt
B．线圈中电流的有效值I
C．线圈中电流的有效值I=
D．线圈消耗的电功率P
cosωt
