asas句型的用法
asas句型的用法如下:
1、接形容词或副词的原级,在否定句中,第一个as也可换成so。
例句:He doesn't study as(so)hard as his brother.
他学习不如他弟弟努力。
2、表示涉及数量或程度,可用“as much+不可数名词+as”和“as many+可数名词复数+as”。
例句:He doesn't pay as much tax as we do/as us.
他没我们交的税款多。
3、可用(not)nearly、almost、just、nothing like、exactly、not quite、half、twice、three times、30 per cent等修饰,并且这些修饰语必须置于第一个as之前,而不能置于其后。
例句:This room is twice as large as that one.
这个房间是那个房间的两个大。
as…as…的常见句型:
1、as…as possible/sb can尽可能的。
例句:The detective is searching the man as carefully as he can.
那个侦探正在尽可能仔细地搜查那个男子的身体。
2、as…as usual/before像以前一样。
例句:She looks as pretty as before.
她看起来和以前一样漂亮。
3、as long as只要,引导条件状语从句。
例句:I will stay with you as long as there is a room flree.
要是你有一间空余的房子,我就住在你这里。