He said that there would be a meeting this evening.
Our monitor is always ready to help those who need his help.（也可以用willing代替ready)
The problem is whether he can arrive at the hotel in time.
He thought there was something wrong with the washing machine.
The problem is that we are lack of money.
David asked her whether/if she slept well last night.
It smells as if the milk has gone bad.
I wonder why Jenny came late this morning.
The reason why you have a bad headache is that you are too tired.
John said he would go to London on Wendesday.