单选题 —I can't open the top of this apple juice.
—______ it.

【正确答案】 C
【答案解析】[考点] have sb. do sth. 让某人做某事
[解析] 本题答语为祈使句。have sb. do sth.是固定短语,意为“让某人做某事”;在本题中为避免重复,用do代替前述动词open。