He never dreamed of ________a chance for him to win the first prize in the race.

52. I shall walk with you to the bottom ofthe road. The underlined part means ____.

Whenever you meet with difficulties, you can ask the policeman ____help. We can see many policemen in the street in Zhengzhou every day.

_____ lie in the sun for too long, _______ you will get sunburnt[ ]

Mom, shall we have supper now—Oh, we won’t have supper ______ your dad comes back.