--The meeting is at ______ time for me.I'm afraid I can't come.--OK.Please come at your ________.convenient的正确形式

at the sports meeting 、----she said at the meeting is worth our attenttion in the meeting 还是at the meeting This question he raised at the meeting is worth discussing同义句This question he at the meeting deserves to? What's she saying at the meeting?What's she talking at the meeting?Which is right?Thanks the meeting is over who is the women that is speaking at the meeting 中that为什么不能换成who who is the women that is speaking at the meeting 中that为什么不能换成who The president ordered that the secretary be present at the meeting.为什么用be而不是is The proposal being discussed at the meeting now is of great importance to our department. The teacher is to speak at the meeting.to speak在句中作什么成分? She is the student that()praised at the meeting yesterday.Awas Bwere Cis Dare this is the problem_(discuss)at the meeting yesterday中填什么, The problem is likely to have been discussed at the meeting yesterday.翻译 the man speaking at the meeting is a professor___ mathematics填介词 4The suggestion ____by John at the meeting is a good one.Areached Bshowed Csaid Dmade 组句,the,is,to,speech,give,manager ,a,the,expected,general,meeting,at,annual 改同义句：He is supposed to be back at the meeting by seven.He ------ be back at the meeting by seven.should行吗?