Parents often their children some good advice.

l was late for Mr Smith’s oral classthis morning—_____ As far as I know, he never came late toclass

下列各句中，没有语病的一句是

____ in the queue for half an hour, the old man suddenlyrealized he had left the cheque in the car. [ ]

Collecting stamps ______ my father’s favorite hobby and reading novels ______ my mother’s favorite pastime.