该词也可表示某人勇于承受住某种压力或经受住某种考验的意思;常与can、could连用;(常用于否定句和疑问句中) endure vt./ vi. (=bear bravely)正式用语,指经受长期的艰难、困苦或折磨而不屈服,强调持久力和意志坚强;(常用于否定句中) stand vt./ vi.在表示容忍这一意思...
For six weeks, I was in a very 27 place. I wandered around my house like a zombie (僵尸). I could 28 (积极的)in everything 29 me. things needed doing, but would not do anything. My beliefs in looking forward and seeing the positive Then, in late Ju...
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...
C. could drop D. ought to have dropped 10、You ___ not have seen her yesterday for she was abroad. A. must B. should C. could D. would 11、You could have done much better yesterday. Why ___? A. didn't you B. couldn't you C. hadn't you D. shouldn't ...
1)can could 表示能力;可能(过去时用could), 只用于现在式和过去式(could)。be able to可以用于各种时态。They will be able to tell you the news soon.他很快就能告诉你消息了。 2)只用be able to a. 位于助动词后。 b. 情态动词后。 c. 表示过去某时刻动作时。
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