22：填空格,much,harder,WorK,the,volunteers,Were,able,to,place,the,raging,forest,fire,A,By,the,means,of/under,the,control,B,By,means,of/under,control,C,By,means,of/under,a,control,D,By,a,means/under,control

Question

22：填空格,much,harder,WorK,the,volunteers,Were,able,to,place,the,raging,forest,fire,A,By,the,means,of/under,the,control,B,By,means,of/under,control,C,By,means,of/under,a,control,D,By,a,means/under,control

Answer 1

答案B
by means of 以.的方式
under control 处于管控状态