含泪的笑
参考答案：
果戈理小说讽刺艺术特点，尖锐的讽刺和温和的幽默与抒情相结合。在喜剧性的背后总是包含着深沉的忧郁和严肃的思考。
影响水泥安定性的因素有哪些？
It was now clear that no such weapons were manufactured and none been found.
A. was found B. were foundedC. has been found D. have been founded
