New puters are soon out of date since newer models are constantly.
A. turned up
B. turned out
C. turned down
D. turned over
网友回答
A. turned up
(答案→)B. turned out
C. turned down
D. turned over
解析：B 句意：由于更加新型的电脑不断地被生产，新电脑很快就会过时。A：出现；C：拒绝；D：翻身，翻转。turn out为及物动词短语，意为“生产或制造某物”。newer models与turn out为被动关系，故需用被动语态。本题易误选A项，但turn up作“appear(出现)”讲时为不及物动词短语，没有被动语态。