...untary:◎ the
habit of looking both ways before crossing the street.2.
customary practice or use:◎
Daily bathing is an American habit.3.
a particular practice, custom, or usage:◎ the
habit of shaking hands.4.
a dominant or regular disposition or tendency; prevailing character or quality:◎ She...
...么?能否举出一些类似的例句?
2. Dog's sense of smell is
up to 100,000 times greater than human being's.
up to是介词,应该接名词或表示方位或事件的副词,这里为什么接了形容词比较级?
3. More than 5 people have
been killed.
这句话的主语到底是...