下有三个为骨疡型中耳炎图，哪一选项为胆脂瘤性中耳炎（）
A.
B.
C.
D.
E.以上都不是
参考答案：B
—I saw Jane and her boyfriend in the park at eight yesterday evening.
—Impossible. She __________ TV with me in my home then.
A．watched
B．had watched
C．would watch
D．was watching
电子商务是基于 【19】 的应用方式。
