文法講座 043：chances are 句型和 形容詞 likely 的用法
http://www.learnerhall.org/2013/02/chances-are-likely.html
若要表達「不可能」，可將句中的 likely (adj) 改成 unlikely (adj)。
most、quite、very、extremely 等副詞可用來修飾形容詞 likely 和 unlikely。
例：當你拜訪他們時，他們很可能請你吃鼎泰豐。
✓ (The) chances are (that) they will invite you to Din Tai Fung when you call on them.
✓ It’s likely that they will invite you to Din Tai Fung when you call on them.
✓ They are likely to invite you to Din Tai Fung when you call on them.
✓ They will probably invite you to Din Tai Fung when you call on them.
例：當你拜訪他們時，他們很可能請你吃鼎泰豐。
✓ (The) chances are (that) they will invite you to Din Tai Fung when you call on them.
✓ It’s likely that they will invite you to Din Tai Fung when you call on them.
✓ They are likely to invite you to Din Tai Fung when you call on them.
✓ They will probably invite you to Din Tai Fung when you call on them.
➤連接詞 when 遇到未來式 will invite 時，when 後方句中的動詞須改用現在式 call on。
例：未熄滅的菸蒂可能是這場大火的主因。 * likely (adj) 可能的
✓ (The) chances are (that) an unextinguished cigarette is the cause of the great fire.
✓ It's likely that an unextinguished cigarette is the cause of the great fire.
✓ An unextinguished cigarette is the likely cause of the great fire.
✓ The great fire is probably caused by an unextinguished cigarette.
例：未熄滅的菸蒂可能是這場大火的主因。 * likely (adj) 可能的
✓ (The) chances are (that) an unextinguished cigarette is the cause of the great fire.
✓ It's likely that an unextinguished cigarette is the cause of the great fire.
✓ An unextinguished cigarette is the likely cause of the great fire.
✓ The great fire is probably caused by an unextinguished cigarette.
例：Ted 極不可能和 Amy 分手。
✓ It's extremely unlikely that Ted would break up with Amy.
✓ It's extremely unlikely that Ted would break up with Amy.
✓ Ted is extremely unlikely to break up with Amy.
➤副詞 extremely 可修飾形容詞 unlikely，也可將 extremely 換成 most、quite、very。
