【简答题】英译汉 以下句子都是高考真题中出现过的句子,请将其翻译成汉语,尤其注意划线词汇在句子中的含义。 1. — When did the computer crash ? — This morning, while I was sorting the reading materials downloaded from some websites. 2. Car drivers have to obey ...
【单选题】Car drivers have to obey traffic regulations that tell them the right things to do on the road to avoid crashes. Cyclists who give signals before turning or stopping help prevent .
【单选题】The long run is distinguished from the short run because only in the long run
A.
output prices can vary.
B.
factor of production prices can vary.
C.
the quantities of all factors of production can be varied.
D.
the firm no longer maximizes its profit.
【单选题】In which case can we be sure real GDP rises in the short run?
A.
foreign economies expand and taxes rise
B.
foreign economies expand and taxes fall
C.
foreign economies contract and taxes fall
D.
None of the above are correct.
【判断题】The short-run industry supply curve can be found by horizontally summing the short-run supply curves of all the individual firms in the industry.
【简答题】下列不属于概算定额的编制依据的是( )。