can you tell me the number of the students who--?A is going to attend the sports meetingB are going to attend the lectureC has taken part in the lectureD wants to take part in the sports meeting选什么 为什么
问题描述：
can you tell me the number of the students who--?
A is going to attend the sports meeting
B are going to attend the lecture
C has taken part in the lecture
D wants to take part in the sports meeting
选什么 为什么
答