II.单项填空(共20小题;每小题0.5分,满分 10分)从四个选项中,选出可以填入空白处的最佳选项,并在答题卡上将该项涂黑。---I wonder, Mr Adams, ______ you’d mind us asking a few questions.---______. I am all ears.
—Why did Sarah cry just now? — She wanted a toy, _____ I can’t afford.
You’d better keep ______ when I take photos for you.
I can’t afford _______ car.
He is known _____ a scientist and famous _____ his research on rice.
I live at a busy street and the loud noise nearly ____me mad.