2. A:必須用功讀書才能得到好成績。
A: Bìxū yònggōng dúshū cáinéng dédào hǎochéngjī.
A: You must study hard to get good grades.
B:媽媽說得沒錯,所以你別再沉迷於電玩了!
B: Māmā shuō dé méicuò, suǒyǐ nǐ bié zài chénmí yú diànwánle!
B: Mom is right, so don't be addicted to video games!
……, 必須 ……
3. ……, 必須 ……
A:想要有好的表現,就必須努力,認真學習。
A: Xiǎng yào yǒu hǎo de biǎoxiàn, jiù bìxū nǔlì, rènzhēn xuéxí.
A: If you want to have good performance, you must work hard and study hard.
B:努力認真,是成功的不二法門。
B: Nǔlì rènzhēn, shì chénggōng de bù èr fǎmén.
B: Working hard is the only way to succeed.
5. A:必須用功讀書才能得到好成績。
A: Bìxū yònggōng dúshū cáinéng dédào hǎochéngjī.
A: You must study hard to get good grades.
B:媽媽說得沒錯,所以你別再沉迷於電玩了!
B: Māmā shuō dé méicuò, suǒyǐ nǐ bié zài chénmí yú diànwánle!
B: Mom is right, so don't be addicted to video games!
A:我偶爾玩一下,這是我舒壓方式!
A: Wǒ ǒuěr wán yīxià, zhè shì wǒ shū yā fāngshì!
A: I play it occasionally. This is my way of relaxing!
B:那你得自己控制好時間。
B: Nà nǐ dé zìjǐ kòngzhì hǎo shíjiān.
B: Then you have to control your own time.