(跟can的用法类似,这里的could只表示猜测的程度,不代表时态,它所代表的可能性要比can小。) I would know that this product was a one-of-a-kind item that could never be exactly rep...
用相应的过去的某种时态(一般过去时,过去进行时,过去将来时,过去完成时)。 Michael said that he would try harder the next semester. Jennifer wondered who had taken her umbrella by mistake. 特殊情况: 1. 从句说明的是一般真理、客观事实、自然现象、名言时,仍...
用法总结 1. We use 'would rather+ verb' to say what we would ideally preferto do.用 “would rather + 动词” 描述更情愿做的事情。I would rather bein bed today than be in the office.2. We use ‘than’ to introduce a contrasting idea.用 “would rather...
1) 情态动词不能表示正在发生或已经发生的事情,只表示期待或估计某事的发生。 2) 情态动词 除ought 和have 外,后面只能接不带to 的不定式。 3) 情态动词没有人称,数的变化,即情态动词第三人称单数不加-s。 4) 情态动词没有非谓语形式,即没有不定式,分词,等形式。
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