1.you are to work out a plan immediately you _____about the

1.you are to work out a plan immediately you _____about the result of the talks.
A,will inform B,inform C,will be informed D,are informed
2.Such____the case,we have no choice but to request you to attend relative contract terms.
A.was B.had been C.would be D.being
3.____for the serious mistake ,as we thought,the boy felt nervous and was at a loss what to do.
A.having belamed B.to blame C.being be blamed D.being to blame
没有打错，第3题答案是C
（我的语法超烂）