6 sentences

1. 他比往日更加努力。

   tā bǐ wǎng​rì gèng​jiā nǔ​lì.

   He is working harder than usual.

   Source: Dong Chinese Dictionary

2. 脑海中浮现出往日的画面。

   nǎo​hǎi zhōng fú​xiàn chū wǎng​rì de huà​miàn.

   Scenes from the past flashed through my mind.

   Source: Dong Chinese Dictionary

3. 现今的成就与往日不可同日而语。

   xiàn​jīn de chéng​jiù yǔ wǎng​rì bù kě tóng​rì ér yǔ.

   Today's achievements are incomparable to those of the past.

   Source: Dong Chinese Dictionary

4. 边境地区终于恢复了往日的安宁。

   biān​jìng dì​qū zhōng​yú huī​fù le wǎng​rì de ān​níng.

   Peace has finally been restored to the border region.

   Source: Dong Chinese Dictionary

5. 往事如烟，往日的欢快景象已一去不再。

   wǎng​shì rú yān, wǎng​rì de huān​kuài jǐng​xiàng yǐ yī qù bù zài.

   The past is like smoke; the joyful scenes of days gone by are gone forever.

   Source: Dong Chinese Dictionary

6. 想起往日的辛酸往事，他不禁流下了眼泪。

   xiǎng​qǐ wǎng​rì de xīn​suān wǎng​shì, tā bù​jīn liú​xià le yǎn​lèi.

   Recalling the bitter hardships of his past, he couldn't help but shed tears.

   Source: Dong Chinese Dictionary