— Did you ______ much time watching Li Na's match last night?
— Yes. It ______ me a few hours to watch this match.
A:spend; spent
B:spend; took
C:take; took
D:take; cost
_________ it fat then? No, it wasn't. It was thin. ( )
老年痴呆症患者的脑血管中有一种特殊的β淀粉样蛋白体,它的逐渐积累可能导致神经元损伤和免疫功能下降,某些基因的突变会导致β淀粉样蛋白体的产生和积累。下列技术不能用于老年痴呆症治疗的是( )
小刚约好周日和几个好朋友去看电影,但因为有女同学,母亲坚决反对他去。假如你是小刚,你会( )