2. 职称英语
  3. The consultant ______his business if he had advertised.A、doubledB、will doubleC

The consultant ______his business if he had advertised.A、doubledB、will doubleC

游客2025-06-19  15
问题 The consultant ______his business if he had advertised.
选项 A、doubled
B、will double
C、would double
D、could have doubled
答案 D
解析 A past unreal condition that uses the past perfect in the if-clause uses could have or would have and the past participle in the result clause. Choice (A) is the past tense. Choice (B) is the future. Choice (C) is the present conditional.
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