题目：
If he _________ more time practicing speaking English before, he ____ able to speak it much better now.
A．spent; will be
B．had spent; would have been
C．spent; would have been
D．had spent; would be
答案：
答案：D
题目分析：句意：如果他以前花更多时间练习英语，他现在就会说的更好了。If条件句是和过去（before）相反，用过去完成式，主句和now（现在）相反，所以用would have done，所以选D。
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