It is four meters deep 该句子正确吗?be动词为什么不用are?

It is two meters It is four meters deep 该句子正确吗?be动词为什么不用are? It is over 30 meters.It is ( ) ( ）30 meters. it is 8346 meters long.同义句 It is almost 2 meters in height.. the river is ____ A.four-meter wide B.four meters wide 哪个正确,为什么? My bedroom is three meters long.Jim`s bedroom is four meters long.合并为同义句 写一下单选的解析1.What _B_ useful book it is!I agree with you.It is ______ great fun reading it.A.an；a B.a；/ C.the；a D.the；/解析：2.How long is our classroom?It is __C__ .A.four-meter long B.four-meter-long C.four meters long D.fou A rectangular,100 meters long and 50 meters wide is it what is the area how t____ is it ? it's twenty meters tall If a girl is four feet tall,how tall is she in meters?Answer: 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 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. my home is about four ____（hundred）meters away from school It is（）wide. A 6.5-meter B 6.5 meters it is about twenty meters along on the left