We often say that something is “as light as air”, but air is___light.
It's said that________ scientist is going to give us a lecture.
It may not be a great suggestion. But before ________ is put forward, we'll make do with it.
(2013·辽宁卷)Everything seemed to be going ________ for the first two days after I moved to New York.
(2013·安徽卷) David is ________ animal fur, so he won't visit anyone who has cats or dogs in the house.
Some villagers are resting themselves in ____shade.