5 sentences

1. 这些士兵驻守在边疆，誓死要保家卫国。

   zhè​xiē shì​bīng zhù​shǒu zài biān​jiāng, shì​sǐ yào bǎo jiā wèi​guó.

   These soldiers are stationed at the border, vowing to defend their homes and country to the death.

   Source: Dong Chinese Dictionary

2. 他们家请了一位保姆来帮忙照顾刚出生的小宝宝。

   tā​men jiā qǐng le yī wèi bǎo mǔ lái bāng​máng zhào​gu gāng chū​shēng de xiǎo​bǎo​bǎo.

   Their family hired a nanny to help take care of the newborn baby.

   Source: Dong Chinese Dictionary

3. 中保两国建立了外交关系。

   Zhōng Bǎo liǎng guó jiàn​lì le wài​jiāo guān​xi.

   China and Bulgaria have established diplomatic relations.

   Source: Dong Chinese Dictionary

4. 我向你保，这台机器质量绝对没问题。

   wǒ xiàng nǐ bǎo, zhè tái jī​qì zhì​liàng jué​duì méi wèn​tí.

   I guarantee you that there's absolutely no problem with the quality of this machine.

   Source: Dong Chinese Dictionary

5. 在旧社会的基层管理中，十家编为一保。

   zài jiù shè​huì de jī​céng guǎn​lǐ zhōng, shí jiā biān​wéi yī bǎo.

   In the grassroots management of the old society, ten households were organized into one 'bao'.

   Source: Dong Chinese Dictionary