-Why are you stll in the toy company?

-Why are you stll in the toy company?-We have already got a spoken agreement from them;_________,we have to wait for something in writing.A.wherever B.however C.whatever D.whoever(B or C )Only by shouting _________ able to make people on the other side of the river hear him.A.he was B.did he C.was he D.could he(我想是在A、C中选嘚/\..前面是/\是要倒装嘚诶...)帮我说下原因噢..```*^_^*