A. What is your ideal weekend?

-> I want to go camping. ✔

​or --> My ideal weekend is going on a camping. 

=> Another way: Your sentence is okay and this is another way of saying it.

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B. Make these sentences into English.

-그들은 몇 살이니? -> How old are they? ​✔

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-그들은 아홉살 이예요. -> They are nine years old. ✔

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-무엇을 도와줄까? -> What can I help you? --> Can I help you?

=> Another way: Your sentence is okay and this is another way of saying it.

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