3 sentences for 莫 (mò — none)

1. 真是一夫当关，万夫莫开。

   zhēn shì yī fū dāng​guān, wàn fū mò kāi.

   One man at the pass can hold off ten thousand.

   Source: Dong Chinese Dictionary

2. 莫不感到惊叹。

   mò bù gǎn​dào jīng​tàn.

   No one could help but be amazed.

   Source: Dong Chinese Dictionary

3. 这桩案件的真相，至今莫能查明。

   zhè zhuāng àn​jiàn de zhēn​xiàng, zhì​jīn mò néng chá​míng.

   The truth of this case has not yet been uncovered.

   Source: Dong Chinese Dictionary