Will those the children from abroad e to the headmaster’s office?
A. teaching
B. teach
C. who teaches
D. who teaching
网友回答
(答案→)A. teaching
B. teach
C. who teaches
D. who teaching
解析：考查非谓语动词和定语从句。定语从句的谓语和先行词保持一致。those是先行词，从句谓语应该用复数，排除C；D项缺少谓语动词，排除D。B项与e冲突，排除B。teaching作后置定语。故选A。