(2013·高考天津卷)If he had spent more time practising speaking English before，he able to speak

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A. will be
(答案→)B. would be
C. has been
D. would have been
解析：选B。句意为“如果以前他花更多时间练习说英语的话，现在他英语就会说得好多了”。由从句中的had spent可知从句与过去事实相反；由主句中的now可知主句与现在事实相反，故用would be。本题实际上是考查错综时间的虚拟语气。