IELTS Teacher SAJGiáo viên chuyên nghiệp"Hard work and patience are essential ______ succeeding in competitive fields like IT." a) for b) about c) at d) with"Hard work and patience are essential ______ succeeding in competitive fields like IT." a) for b) about c) at d) withfor aboutatwith 41 đã tham gia kiểm tra# # # # #
