Question

务必请她出席会议．

误：It is necessary that she attends the meeting．

正：

Answer 1

答案：It is necessary that she attend the meeting．
解析：

It is necessary(important)＋that从句中要用虚拟语气，从句中的谓语动词须用should＋动词原形，should也可省略．如：It is necessary that he finish his work on time．他必须按时完成他的工作．