“保证各国在华‘机会均等’,对外‘门户开放’”这一内容出自下列哪个条约 A.《九国公约》 B.《凡尔赛和约》 C.《四国条约》 D.《巴黎和约》 答案:A读一读,把正确的词选出来。1. What's your _________ (A. name, B. Li Ming)? 2. How _________ (A. am, B. are) you? 3. How old are _________ (A. you, B. me)? 4. Ten _________ (A. book, B. books).