Select the antonym of the following underlined word in each sentence: "In Tra Bong District, Quang Ngai province, the class began seven years ago with a mix of children, some dumb, deaf or suffering a lisp and others mentally retarded."

Suy nghĩ và trả lời câu hỏi trước khi xem đáp án

ATNETWORK
ADMICRO
YOMEDIA
ZUNIA9