Children get tired of learning often because they _____ to do better than they can, both at school and at home. [ ]

A. hope

B. are hoped

C. expect

D. are expected

以健侧手臂扶持患侧的前臂，身体也向患侧倾斜者可诊断为（）。

A.腰部急性扭伤

B.肩关节脱位

C.颞颌关节脱位

D.肘关节脱位

E.髋关节脱位