Do you know the name of the boy _______ father is a doctor

_____ can you expect to get a pay rise.

You have been late for two hours; otherwise, wethe whole design.[ ]

We are confident that the step the Chinese governmenthas taken to cope with the current crisis is ______ of great significance.

Mr. Wang would have continued to lead _____ poor life instead of changing his lifestyle if he hadn’t met Mr. Smith by _____ chance who was a businessman.