单项选择题

Uncle Li and Uncle Wang were unhappy because______.

A．they had sustained losses in business
B．something was wrong with the tractor
C．they had lost some money in the city

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热门试题

单项选择题Maybe we'll soon be able to forecast the weather for______ .

单项选择题The main(主要的)idea of this passage is that satellites are now used in¬¬¬¬¬¬¬¬______.