I read English loudly in the morning, I would start from today on.
A. Must
B. Should
C. Might
D. Shall
网友回答
A. Must
(答案→)B. Should
C. Might
D. Shall
解析：考察情态动词。Must 必须，一定 should 应当 ，竟然might 可能 shall将要，该句为if引导的虚拟条件句，虚拟语气中可以省略if提前should，were，had构成倒装句，该句便是如此，
句意为，如果我在早上大声地读英语，我就会从今天开始。