. A variety of courses offered to enrich the students’ background knowledge of the Englis

发布时间：2020-08-16 07:10:50


. A variety of courses      offered to enrich the students’ background knowledge of the English-speaking countries.
A. were
B. is
C. have
D. has E) /

网友回答

(答案→)A. were
B. is
C. have
D. has E) /
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