(2014·湖南六校联考)I know it’s normal for such a thing to happen，but we________it if w
题型：不详难度：来源：
(2014·湖南六校联考)I know it’s normal for such a thing to happen，but we________it if we’d been more careful.| A．need have avoided | B．could have avoided | | C．will have avoided | D．had avoided |
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答案
| B |
解析
考查虚拟语气。句意为：我知道发生这样的事情是正常的，但如果我们更小心一点儿的话，这样的事是可以避免的。根据句中的“if we’d been more careful”可知，此处表示与过去事实相反的假设，故用could/might/would have done结构。
答案： B |
举一反三
Scientists suggested parents _______ children do the housework to make money. | A．made | B．make | C．to make | D．had made |
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