这两个问题并没有你想的那么复杂。

Zhè liǎng gè wèntí bìng méiyǒu nǐ xiǎng de nàme fùzá.

These two problems are not as complicated as you think.

这件事很简单，并没有你想的那么复杂。

Zhè jiàn shì hěn jiǎndān, bìng méiyǒu nǐ xiǎng de nàme fùzá.

This matter is very simple; it’s not as complicated as you think.

他并不是不想来，而是有事走不开。

Tā bìng búshì bù xiǎng lái, érshì yǒu shì zǒu bù kāi.

It’s not that he doesn’t want to come; he just has something he can’t get away from.