二、选择填空（共25小题；每小题1分，满分25分）
A)单项填空请认真阅读下面各题，然后从A、B、C、D四个选项中，选山可以填入空白处的最佳选项，并在答题l上将该项涂黑。
21. --- Look at_______ little boy. He's running across the street alone!
--- Oh, dear! There's _______risk of getting hit by cars.
A. a; the B. the; a C. the, 不填 D. the; the
22. --- I'm hungry. Would you please give me _______to eat?
--- Oh, there's _______left in the fridge. I'll go and buy some.
A. something; none B. anything; nothing C. everything; none D. something; nothing
