30.There are 103 elements found in nature,____ are metals.
Precious metals are found in the process and wastewater stre
There are 102 elements,___are metals.请解释一下为什么其他两个选项不行?
There are usually certain elements in the procedures that ar
There are many kinds of metals,___?
there are many kinds of metals _________________.
There are many kinds of metals,____ its special properties.A
any there rivers the park are nature in 连词成句哦~
Are there any____(nature)parks in the countryside
There are nature parks ( ) some bamboo in them.
英语翻译In a large matrix,there are some elements has been marke
英语翻译There are a number of critical elements in the tradition
画出错误的单词并改正 there are nature park in the city there are many