The teaching staff in college is usually _________ professors, lecturers and assistants. 大学教职员工通常由教授、讲师和助教构成。
A.making of B.makes in C.made from D.made up of正确答案D
The teaching staff in college is usually _________ professors, lecturers and assistants. 大学教职员工通常由教授、讲师和助教构成。
A.making of B.makes in C.made from D.made up of正确答案D