Nǐ xiǎng chī shénme ？
What do you want to eat?
Nǐ xiǎng zěnme chī ？
How do you want to eat it? (By chopsticks or by fork)
“什么” is asked about the food you “吃”.
“怎么” is asked about the way you “吃”.
Nǐ xiǎng zuò shénme ？
What do you want to do?
Nǐ xiǎng zěnme zuò ？
How do you want to do it?
“什么” and “怎么” can also be used in declarative sentences. They mean the same whether in the question sentences or the declarative sentences.
Wǒ bù zhīdào wǎnfàn gāi chī shénme 。
I don’t know what to eat for supper.
Wǒ bù zhīdào wǎnfàn gāi zuò shénme 。
I don’t know what to cook for supper.
Nǐ xiǎng chī shénme jiù chī shénme 。
You can eat whatever you want to.
Nǐ xiǎng zěnme zuò jiù zěnme zuò 。
You can do whatever you want to.
Nǐ zài chī _______，zěnme zhème xiāng ？
Nǐ zhīdào ______zuò Zhōngguó cài ma ？
Tāmen zài kàn _______？
Zhè gè yòng Hànyǔ ______shuō ？
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