换一个形式说present at the meeting were some students and theachers

换一个形式说present at the meeting were some students and theachers 换个形式说present at the meeting were some students and theachers at the present time 和at present一个意思吗 at the present at the present at present 与 for the present 区别 有关be present at的用法The experts present at the meeting(出席会议的)were from different parts of the world.为什么 present at the meeting前不用加be动词,不是说be present 有关be present at的用法The experts present at the meeting(出席会议的)were from different parts of the world.为什么 present at the meeting前不用加be动词,不是说be present Treasures at present the person at the present time与at present 的区别 at the present time ,at present ,now的区别` at the moment & now & at present 是什么? 高二英语一个小疑问At the unexpected news,all the women present burst out crying第三个单词为什么用ed形式,修饰物不是用ing形式吗? only one of the students who ----present ------to speak at the meeting 系动词是那种形式 in the present和at present有什么区别 in the present,at the present分别为什么意思?还有：in the present,at present,at the present这三个短语有什么区别?做题时应如何选择呢? at present=at the present time是否成立?还是at present=in the present time?那in the present time呢 Jack was very _____ with the birthday present.(please)填一个单词,用适当形式填空~