题目内容:
WhatdoesMs,Harrisonthinkmighthavecausedtheproblem?
A.Leavingthesunblockinawarmplace B.Usingthesunblockclosetowater
C.Spreadingthesunblocktoothickly
D.Storingthesunblockinbrightlight
参考答案:
答案解析: