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【单选题】
电路如图所示,开关在t=0时闭合,闭合前,电路稳定。则电路闭合前,电流 = A.A.
1
B.
3
C.
5
D.
10
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举一反三
【单选题】We finally_____an agreement after a lot of hard bargaining.
A.
arrived
B.
decided
C.
observed
D.
reached
【单选题】We finally _______ an agreement after a lot of hard bargaining.
A.
reached
B.
did
C.
arrived
D.
drove
【单选题】We finally an agreement after two weeks' negotiation.
A.
reached
B.
gained
C.
did
D.
arrived
【单选题】We finally _______an agreement after a lotof hard argument.
A.
reached
B.
did
C.
arrived
D.
drove
【多选题】If we finally reach an agreement, we have to notice ( ).
A.
the quantity of the order
B.
the model of the order
C.
shipment
D.
express thanks to the customers
【单选题】We finally ______ an agreement after a lot of bargaining.
A.
reached
B.
arrived
C.
drove
D.
set
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