B.
expect vt.预计...可能发生(或来到);预料;预期[+(that)]或者[+to-v]
如He expected to finish the work by March.他预期三月份完成这项工作.
这里是there be,就变成了 there to be
如果是A的话,则是省略掉了that,但是应该跟expected一样用过去时would be