This machine _____. It hasn’t worked for years.
A．didn’t workB．wasn’t workingC．doesn’t workD．isn’t working
C
根據(jù)第二句可知，這機(jī)器多年不轉(zhuǎn)了。由此判斷前一句是說機(jī)器目前的狀況，應(yīng)用一般現(xiàn)在時(shí)。
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