把：①When does the train arrive?Please tell me.②what does he d

①When does the train arrive?Please tell me.改为宾语从句
Please tell me when the train arrives.
②what does he do?Do you know?改为宾语从句
Do you know what he does?
③Do they want fried chicken?He asked the boys.改为宾语从句
He asked the boys whether they wanted fried chicken.