请问:这道选择题,正确答案选was able to, 选could 可以吗?He didn’t agree with me at first, but I ________ persuade him to sign the agreement later. A. could B. might C. should &nbs...
...ver是否可作融合关系副词引导名词从句,徐广联教授认为可以,赵振才教授认为不行。上次曹老师举例了wherever(=any place where),whosever(=anyone's),however(any way in which)的例子,唯独缺少whenever的例子?那whenever究竟是能还是不...