flunk + [noun]
She flunked the math test.
她数学考试没及格。
考试不及格；失败；放弃；使不及格
考试不及格
fail to get a passing grade
一般现在时
He often flunks exams.
他经常考试不及格。
一般过去时
She flunked the test yesterday.
她昨天考试没通过。
现在完成时
I have flunked this class twice.
这门课我已经挂了两次。
规则动词
He flunked the math exam.
他数学考试没及格。
用法提示：过去式表示考试不及格。
If she flunks this course, she won't graduate.
如果她这门课不及格，就毕不了业。
用法提示：一般现在时第三人称单数，表示条件句中的不及格。
I'm worried about flunking my driving test.
我担心驾照考试不及格。
用法提示：动名词形式表示担心某事。
She flunked the math test.
她数学考试没及格。
表示因成绩不合格而被学校开除或退学。
He flunked out of college after the first year.
他在第一年后就因不及格退学了。
被动语态，强调动作执行者。
Many students were flunked by the strict professor.
许多学生被那位严格的教授判为不及格。
grammar · medium
易错句子I failed the exam.
正确表达I flunked the exam.
flunk 是口语中表示考试不及格的常用词，而 fail 更正式；在此语境下 flunk 更自然。
grammar · medium
易错句子I flunked in math.
正确表达I flunked math.
flunk 是及物动词，直接跟科目或考试名称，不需要介词 in。
fail 适用范围更广，可用于任何尝试或任务；flunk 特指学业考试不及格。
drop out 指主动退学；flunk out 指因成绩不及格而被要求退学。
考试不及格；考试挂科
She flunked her driving test twice before passing.
她驾照考试挂了两次才通过。
某门课不及格；挂科
If you flunk this class, you'll have to take it again.
如果你这门课挂了，就得重修。
数学不及格
He almost flunked math last semester.
上学期他数学差点不及格。
因成绩不及格而被退学（或开除）
He flunked out after his first year of college.
他大学第一年就因为成绩不及格被退学了。
因成绩太差被学校退学
Students who flunk out of school often find it hard to get a job.
因成绩太差被学校退学的学生往往很难找到工作。
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