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Piano class 618 Posted 9 years ago
Grammar

Problem (prepo)

Know the problem of how to......

or

Know the problem that how to

  

Top answer

Only #1 is OK, but much depends on how you use it in a complete sentence. Please show us one.

  • Only #1 is OK, but much depends on how you use it in a complete sentence.
  • Please show us one.
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1 Answers
0

Only #1 is OK, but much depends on how you use it in a complete sentence. Please show us one.

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