WANT SOMETHING

Do you want it as well?
你 也 要 这个 吗?
Nǐ yě yào zhège ma?
Do you want (some) more?
你 还 要 吗?
Nǐ hái yào ma?
We want five bottles of beer.
我们 要 五 瓶 啤酒。
Wǒmen yào wǔ píng píjiǔ.
Who wants this?
谁 要 这个?
Shéi yào zhège?
I don't want one, I want two.
我 不 要 一个,我 要 两个。
Wǒ bù yào yīge, wǒ yào liǎngge.
I want one.
我 要 一个。
Wǒ yào yīge.

WANT TO DO STH

I want to go to swim.
我 想 去 游泳。
Wǒ xiǎng qù yóuyǒng.
What will you eat? / What do you want to eat?
你 要 吃 什么?
Nǐ yào chī shénme?
What will you (do you want to) drink?
你 要 喝 什么?
<Nǐ yào hē shénme?>
I will have (eat) fried noodles.
我 要 吃 炒面。
Wǒ yào chī chǎomiàn.
We wants to go to China.
他 想 去 中国。
Tā xiǎng qù Zhōngguó.
I want to go to Hongkong to eat bananas.
我 想 去 香港 吃 香蕉。
Wǒ xiǎng qù Xiānggǎng chī xiāngjiāo.