They are giving away free _____ of this new kind of cooking oil. ( 章节：4 难度：3)_做题室

单项选择题They are giving away free _____ of this new kind of cooking oil. ( 章节：4 难度：3): A、illustrations; B、demonstrations; C、examples; D、samples

正确答案：D
答案解析：
关注下方微信公众号，在线模考后查看

热门试题