it is only 5 meters away这里为什么不能用far?

it is only 5 meters away这里为什么不能用far? It is two meters It is over 30 meters.It is ( ) ( ）30 meters. It is 5 meters from his home to school?(对 5 meters 提问） It is 5 meters high.中high的词性,5 meters 在句子中的成分 it is 8346 meters long.同义句 It is almost 2 meters in height.. There is a little water pool .It is 5 meters long and 4 meters wide.There is grass around the pool The bus stop is only 100 meters away from the train station.(对划线部分提问) 划线：only 100 meters A rectangular,100 meters long and 50 meters wide is it what is the area how t____ is it ? it's twenty meters tall ____ is only one hundred meters from my house to the park 是填 There还是It? 为什么?求大神回答. How (高)is Mary?She's1.65 meters (高)What about Alice?shi is only 1.50meters (高) It is 300 meters from here to my school 对300 meters提问 it is 10 meters long / wide / high / 10 meters in length / width / height. It is the only It is the only. 一个句子结构分析,例句：Even at its widest it is only about 100 meters wide.我知道后半部分 it is only about 100 meters wide 是系表结构.我想问的是前半部分 Even at its widest在句中做什么成分?求达人解答,顺便