besupposedto还可以用什么替换（三个单词的）Thebuswassupposedtoarriveanhourago.Thebus———————anhourago.

Question

be supposed to还可以用什么替换（三个单词的）
The bus was supposed to arrive an hour ago.
The bus———————an hour ago.

Answer 1

be supposed to=ought to/should =be expected to 应该……；被期望（做）
What time will we be supposed /expected to arrive there
=What time will we ought to/should arrive there
我们应该什么时候到达那里.
The bus———————an hour ago.
填:ought to have arrived /should have arrived