蓝花花简谱:China had been ____the outside world for nineteen years.

China had been ____the outside world for nineteen years. HAD BEEN TO 请教had been 的用法 从句you had been gone The bill he had long been opposed_____...... had been是怎么用的?谢谢! for centuries no basenjis had ever been known to bark who had been seared in the falmes of withering injustice I had been sitting的意思.,时态,,相关句子-举例 翻译"A9 had been recorded as A7. "