为United Kingdom考生准备的General Certificate of Secondary Education原创练习题，即时判分并附解析。
Practice questions for this country are on the roadmap — below is the verified exam-system directory.
GCSE
Ages 14–16 (Key Stage 4)
Body: AQA, OCR, Pearson Edexcel, WJEC (regulated by Ofqual)
Subjects: Mathematics, English Language, English Literature, Combined Science, Biology, Chemistry +6 more
Languages: English
Exam months: May, June
Graded 9–1 in England; A*–G in Northern Ireland and Wales.
A-Level
Ages 16–18 (Sixth form)
Body: AQA, OCR, Pearson Edexcel, WJEC Eduqas
Subjects: Mathematics, Further Mathematics, Physics, Chemistry, Biology, English Literature +4 more
Languages: English
Exam months: May, June
Main university-entrance qualification for UK universities via UCAS.
11+
Age 10–11 (Year 6)
Body: Grammar schools / local authorities (GL Assessment, CEM styles)
Subjects: English, Mathematics, Verbal Reasoning, Non-Verbal Reasoning
Languages: English
Exam months: September
Entry test for selective grammar schools; not used in all areas.