回答列表
for和to的用法区别：
一般情况下,to后面常接对象，for后面表示原因与目的为多。
to sb.表示对某人有直接影响比如，食物对某人好或者不好就用to
for表示从意义、价值等间接角度来说，例如对某人而言是重要的，就用for
扩展资料。
for years we had little knowledge of what life was like inside china
以往很多年我们对于中国国内的生活情况所知甚少。
it was a time of peak demand for the product
那是对该产品需求最旺的时期。
there was much discussion about the reasons for the failure
就失败的`原因进行了大量的讨论。
the treatment should be repeated every two to three hours
这种治疗方法应该每隔两到三小时重复一次。
now she won't have to go out to work any more
现在她不必再出去工作了。
the need to communicate is a key characteristic of human society
需要交流是人类社会最重要的一个特征。
一般情况下,to后面常接对象，for后面表示原因与目的为多。
to sb.表示对某人有直接影响比如，食物对某人好或者不好就用to
for表示从意义、价值等间接角度来说，例如对某人而言是重要的，就用for
扩展资料。
for years we had little knowledge of what life was like inside china
以往很多年我们对于中国国内的生活情况所知甚少。
it was a time of peak demand for the product
那是对该产品需求最旺的时期。
there was much discussion about the reasons for the failure
就失败的`原因进行了大量的讨论。
the treatment should be repeated every two to three hours
这种治疗方法应该每隔两到三小时重复一次。
now she won't have to go out to work any more
现在她不必再出去工作了。
the need to communicate is a key characteristic of human society
需要交流是人类社会最重要的一个特征。