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【简答题】
简述完全竞争厂商长期均衡的条件。
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举一反三
【简答题】There are two passages, read them and find the best answer for each question. Passage 1: Engineering students are supposed to be examples of practicality and rationality , but when it comes to my coll...
【单选题】I wanted to know _________ last weekend.
A.
what Mary does
B.
what does Mary do
C.
what Mary did
D.
what did Mary do
【简答题】D Here is what I have been told of the matter. In the spring of 1842, Marguerite was so weak, so different in her looks, that the doctors had ordered her to take the waters. She therefore set out for ...
【单选题】常见的高压开关设备有: 、 和 ;其中 必须和高压熔断器配合来切除短路故障
A.
高压隔离开关，高压负荷开关，高压断路器，高压负荷开关
B.
高压断路器，高压负荷开关，自动空气开关，高压断路器
C.
自动空气开关，刀闸开关，高压负荷开关，高压负荷开关
D.
自动空气开关，高压负荷开关，高压隔离开关，高压隔离开关
【单选题】常见的高压开关设备有:( )其中( )必须和高压熔断器配合来切除短路故障。
A.
高压隔离开关，高压负荷开关，高压断路器，高压负荷开关
B.
高压断路器，高压负荷开关，自动空气开关，高压断路器
C.
自动空气开关，刀闸开关，高压负荷开关，高压负荷开关
D.
自动空气开关，高压负荷开关，高压隔离开关，高压隔离开关
【单选题】I decided to go to the library as soon as I ______.
A.
finish what I did
B.
finished what I did
C.
finished what I was doing
D.
would finish what I was doing
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