lǎo / shī / xiān / shì / fàn / héng / xié / gōu / de / xiě / fǎ / zài / ràng / xué / shēng / liàn / xí老师先示范横斜钩的写法,再让学生练习。The teacher first demonstrates how to write the horizontal-slanting hook, then lets the students practice.