2 sentences

1. 他平时不喜欢应酬，宁愿呆在家里看书。

   tā píng​shí bù xǐ​huan yìng​chou, nìng​yuàn dāi zài jiā​lǐ kàn shū.

   He usually dislikes socializing and prefers to stay at home reading.

   Source: Dong Chinese Dictionary

2. 我今晚有个重要的应酬，不能陪你吃饭了。

   wǒ jīn​wǎn yǒu gè zhòng​yào de yìng​chou, bù néng péi nǐ chī​fàn le.

   I have an important social engagement tonight and won't be able to have dinner with you.

   Source: Dong Chinese Dictionary