题目内容
—What did you buy _______ yesterday morning?
—I bought _______umbrella.
A. on; a B. \; a C. on; an D. \; an
练习册系列答案
相关题目
题目内容
—What did you buy _______ yesterday morning?
—I bought _______umbrella.
A. on; a B. \; a C. on; an D. \; an