在以than a) 或 as b) 引起的从句中,常会有一些成分省略
he told me not to use more material than (it is) necessary.
we should think more of the collective than of ourselves.
they worked with as much enthusiasm as young people (did).
he is now a vice-manager, but still often works in the kitchen as before.
their training is free, as is all education.
we will, as always, stand on your side.
错误的省略
his life is as fully committed to books as anyone i know.
while standing there in her nightgown, two bullets struck the wall beside her.