About 90 percent of the equipment presented by the administration, as well as the facilities of our own, made good use of in the teaching.
A.have | B.has | C.have been | D.has been |
推荐套卷
About 90 percent of the equipment presented by the administration, as well as the facilities of our own, made good use of in the teaching.
A.have | B.has | C.have been | D.has been |