我是菜鸟,我问问题

day1943214

1。sleep is controlled by the brain and (assoociated by) characteristic breathing rhythms

括号里的错误怎么改??

most algonquin indian tribes except those of the north were sedentary and carried on agriculture with varying degrees of (intense)

括号里的错误怎么改??这句话怎么分解啊,什么意思啊??

several ancient culture presented math in (sentences) form with little or no abbreviation or symbolism

括号里的错误怎么改??

先谢

xkfy0521

1。sleep is controlled by the brain and (assoociated by) characteristic breathing rhythms

改为associated with

2.most algonquin indian tribes except those of the north were sedentary and carried on agriculture with varying degrees of (intense)

intensity 名词强度

wasai

2.除了北方以外的绝大部分阿冈昆印第安部落都是定居生活，（他们）从事不同强度的农业活动。

3.不会

czw69

sentences-->sentence

use a single noun. to modify another noun.