A great many new ideas _____at this educ
题型:选择题
问题:
A great many new ideas _____at this education conference to improve the students’ study.
A.came out
B.came up
C.put forward
D.put away
A great many new ideas _____at this education conference to improve the students’ study.
A.came out
B.came up
C.put forward
D.put away