The frozen subsoil prevents roots from growing deep enough to support them.请问to support them请问to support them在句子中做什么成分?

The frozen subsoil prevents roots from growing deep enough to support them.请问to support them请问to support them在句子中做什么成分? frozen Frozen frozen frozen Frozen The River Flows Frozen歌词 英语翻译local conditions,subsoil, How cold it is today!The river has __ A.frozen B.freezing C.frozen D.been frozen 选什么? frozen frozen music as soon as the definition will be frozen 怎么翻译? you should heat the water ,or it will--------.(frozen) Being c________ is quite important as the road is frozen. ___ cold the weather is ---Yes.I'm frozen i'm____(frozen,freezing),let me sit near the fire. 英语填空!The frozen river makes a good s____. the river has frozen中间为什么没有been we got the frozen fish to some shops we_______ the frozen fish ________ some shops 同义句