5 sentences

1. 我是何时变成大人的呢？

   wǒ shì hé​shí biàn​chéng dà​ren de ne?

   When did I turn into an adult?

   Source: CCMatrix

2. 不时变化一下你的方法。

   bù​shí biàn​huà yī​xià nǐ de fāng​fǎ.

   From time to time change your methods.

   Source: CCMatrix

3. 世界何时变得这么复杂了？

   shì​jiè hé​shí biàn​de zhè​me fù​zá le?

   When did the world get so complicated?

   Source: OpenSubtitles

4. 他们在黎明和黄昏时变得活跃。

   tā​men zài lí​míng hé huáng​hūn shí biàn​de huó​yuè.

   They become active at dawn and dusk.

   Source: CCMatrix

5. 当我们变老时，我们同时变得更愚蠢和聪明。

   dāng wǒ​men biàn lǎo shí, wǒ​men tóng​shí biàn​de gèng yú​chǔn hé cōng​ming.

   As we grow older we grow both more foolish and wiser at the same time.

   Source: CCMatrix