这条街十年没见，已经变成了商业中心。

Zhè tiáo jiē shí nián méi jiàn, yǐjīng biànchéng le shāngyè zhōngxīn.

I haven’t seen this street for ten years; it has already turned into a commercial center.

天气变冷了，你要多穿一点衣服。

Tiānqì biàn lěng le, nǐ yào duō chuān yìdiǎn yīfu.

The weather has turned cold; you should wear more clothes.

几年不见，他变得更高也更安静了。

Jǐ nián bú jiàn, tā biàn de gèng gāo yě gèng ānjìng le.

After not seeing him for several years, he has become taller and quieter.