用于疑問句、否定句
例1:The farm family grew and made almost nothing it needed. (90/6, No.71)
例2:The workingman had little schooling beyond his craft, and there was little hope that his children would have nothing better. (94/1, No.73)
考點17:先行代詞it
j作形式主語:it +“be”+ 名詞/形容詞 + (of/for + 名詞/代詞+) +不定式
k作形式賓語:主語 + 動詞 + it + 名詞/形容詞 + 不定式
例1:They believed that was good business to hire men, women and children as cheaply as possible. (94/1, No.79)
例2:While technology makes this possible for four or even six billion of us to exist, it also eliminates our job opportunities. (98/1, No.75)