1. He detests to do is going to work at weekends.
Error: The phrase "to do is going" is incorrect.
Correction: "He detests going to work at weekends."
2. A camel runs much more slowly as a horse.
Error: The comparison should be with "than," not "as."
Correction: "A camel runs much more slowly than a horse."
3. How many water do you drink everyday?
Error: "Water" is an uncountable noun, so we don't use "many."
Correction: "How much water do you drink every day?"
4. My father used to hate eat sea food, but now he likes doing it.
Error: The infinitive form "to eat" should be used after "hate."
Correction: "My father used to hate to eat sea food, but now he likes doing it."
5. My father used to hate eat sea food, but now he likes doing it.
Same error as in question 4.
Correction: "My father used to hate to eat sea food, but now he likes doing it."
6. Do a stilt house show the traditional culture of their owner?
Error: The sentence structure is incorrect.
Correction: "Does a stilt house show the traditional culture of its owner?"
7. He lives, with his parents in Da Lat last year.
Error: The comma after "lives" is unnecessary.
Correction: "He lived with his parents in Da Lat last year."
8. Is this the book you are looking for it?
Error: The pronoun "it" is redundant.
Correction: "Is this the book you are looking for?"
9. The weather is more hot than it was yesterday
Error: "Hot" is not a gradable adjective.
Correction: "The weather is hotter than it was yesterday."
10. Jane is not more intelligent as her brother.
Error: The comparison should be with "than," not "as."
Correction: "Jane is not more intelligent than her brother."
11. They had to sell their house because of they needed money.
Error: The phrase "because of they needed money" is incorrect.
Correction: "They had to sell their house because they needed money."
12. I like beef noodle soup and any other noodle soups.
Error: The phrase "any other noodle soups" is redundant.
Correction: "I like beef noodle soup and other noodle soups."
13. My mother makes xoi from a sticky rice and some beans.
Error: "A sticky rice" is incorrect.
Correction: "My mother makes xôi from sticky rice and some beans."
14. How many milk do you drink every day? - Just a glass.
Error: "Milk" is an uncountable noun.
Correction: "How much milk do you drink every day? - Just a glass."
15. How many water do you drink everyday?
Error: "Water" is an uncountable noun.
Correction: "How much water do you drink every day?"