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【单选题】
中间继电器的符号为（）A.
KV
B.
KS
C.
KM
D.
KT
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【单选题】Which of the following is NOT a factor that led to the UK industrial revolution?
A.
A demand for cotton goods
B.
A supply of coal and iron
C.
A trade rival from Europe
D.
The use of steam power
【单选题】电路如图所示 , 已知 L =0.2 H, u S = 5sin50t+10sin100t V, i ( t ) 为( )。
A.
0.5sin(50t-90°) + 0.5sin(100t-90°) Ａ
B.
0.5sin(50t-90°) + sin(100t-90°) Ａ
C.
0.5sin50t + 0.5sin100t Ａ
D.
0.5sin50t + sin100t Ａ
【单选题】I am _____ to hear the _____ news that my brother has passed the driving test.
A.
delighted; delight
B.
delighted; delightful
C.
delightful; delighting
D.
delightful; delighted
【单选题】关于不动产进项税额分期抵扣的新政策,以下不属于可以分期抵扣的业务是 ( )
A.
融资租入的不动产
B.
以直接购买取得的不动产，并在会计制度上按固定资产核算的不动产
C.
以抵债形式取得的不动产，并在会计制度上按固定资产核算的不动产
D.
以接受捐赠形式取得的不动产，并在会计制度上按固定资产核算的不动产
【简答题】电路如图所示，已知u S =5cos(2000t)V，用去耦等效法求u 2 。
【单选题】I was delighted _______ her performance in NYU last night。
A.
of
B.
with
C.
from
D.
for
【单选题】Why was the use of coke smelting advantageous according to the text?
A.
It led to advances in technology.
B.
It stimulated the demand for wood.
C.
It was less expensive than wood smelting.
D.
It produced a stronger type of iron than charcoal smelting.
【简答题】Why was the use of coke smelting advantageous according to the text? [A] It led to advances in technology. [B] It stimulated the demand for wood. [C] It was less expensive than wood smelting. [D] It p...
【单选题】The demand for iron goes _____ as people do more physical exercises.
A.
on
B.
up
C.
down
D.
forward
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