xiǎng / xué / hǎo / Hàn / yǔ / jiù / děi / zài / fā / yīn / hé / yǔ / fǎ / shàng / duō / xià / gōng / fu想学好汉语,就得在发音和语法上多下工夫。If you want to learn Chinese well, you need to put more time and effort into pronunciation and grammar.