问题补充：
. –The maths exam is not difficult, is it?
-- . Even Tom to the top students failed in it.
A. Yes; belongs
B. No; belonged
C. Yes; belonging
D. No; belonging
答案：
A. Yes; belongs
B. No; belonged
(答案→)C. Yes; belonging
D. No; belonging
解析：可联系答.案.网客服索取。
