This fucl gas,if ______ some air ,would burn rapidly.A.involved in B.blended with C.joined in D.connected with求详解,

问题描述:

This fucl gas,if ______ some air ,would burn rapidly.A.involved in B.blended with C.joined in D.connected with求详解,

B、blend:混合; 把…掺在一起; (使)调和; 协调