(2023) Đề thi thử Tiếng anh Chuyên Thái Bình (Lần 3) có đáp án

The medicine _______ at a high place where the children can't reach. A. must be kept B. must keep C. must be keeping D. must not kept

3/50

The medicine _______ at a high place where the children can't reach.

must be kept

must keep

must be keeping

must not kept

Giải thích

Chọn A