①可能与不可能 (Possible and Impossible)
possible/impossible, chance, ________ ['laIklI]143, ________ ['tend(?)nsI]14, tend to do sth., ________ [p?sI'bIlItI]22, by accident, coincidence, maybe, perhaps, probably, out of the question
②能够与不能够 (Able and Unable)
able/unable, capacity, be capable of, incapable
③偏爱与优先选择 (Preference and Priority)
________ [prI'f??]64, would rather, favour, ________ [praI'?rItI]6, take sides
④意愿与打算 (Intention and Plan)
attempt, ________ [In'ten?(?)n]14, mean, make up one's mind, motivation, ________ [æm'bI?(?)n]7，determination, plan, aim, target, willing/unwilling, ________ [meIn'teIn]12, aspiration
