问题补充:
He is one of the most excellent students in our class, and he always himself in his studies.
A. buries
B. hides
C. covers
D. leaves
答案:
(答案→)A. buries
B. hides
C. covers
D. leaves
解析:考查动词辨析,A. buries沉溺于B. hides隐藏C. covers覆盖D. leaves离开,固定词组bury oneself in sth意思“沉溺于某物”,句意“他是我们班最优秀的学生,他总是沉溺于学习”