A. 土
B. 士

    Xiǎo Lǐ zhèngzài gōngdú bó (   ) xuéwèi. 
1. 小李正在攻读博（   ）学位。
    Xiao Li is studying for her doctorate.

    Wǒ shì ge (   ) shēng (   ) zhǎng de Zhōngguórén.
2. 我是个（   ）生（   ）长的中国人。
    I am a native Chinese.

    Zhè kuài (   ) dì hěn shìhé zhòng zhuāngjia.
3. 这块（   ）地很适合种庄稼。
    This land is well suited for growing crops.

    Bù xiǎng dāng jiāngjūn de (   ) bīng búshì hǎo (   ) bīng.
    
4. 不想当将军的（   ）兵不是好（   ）兵。
    He who doesn't want to be a general isn't a good soldier.