来自胡宏伟的问题
【—WhatdoyoudoonSunday?—Iwantatrip______thezoo.[]A.aboutB.atC.to】
—WhatdoyoudoonSunday?
—Iwantatrip______thezoo.[ ]
A.about
B.at
C.to


【—WhatdoyoudoonSunday?—Iwantatrip______thezoo.[]A.aboutB.atC.to】
—WhatdoyoudoonSunday?
—Iwantatrip______thezoo.[ ]
A.about
B.at
C.to
C