单选题 Teachers complain that children ______these tests without being able to write a decent essay, solve a multi-step math problem or construct a framework.
【正确答案】 C
【答案解析】[解析] 根据句意“顺利通过考试”可知，本题只有C项sail through“顺利通过考试， 轻松过关”符合题意。因此本题选C。