Choose a, b, c, or d that best completes each unfinished sentence, substitutes the underlined part, or has a close meaning to the original one.
Swimming is ________ integral part of almost all water-based activities.
a an the ØMôn học
Chủ đề / Chương
Bài học
Chủ đề
Choose a, b, c, or d that best completes each unfinished sentence, substitutes the underlined part, or has a close meaning to the original one.
Swimming is ________ integral part of almost all water-based activities.
a an the Ø