verb
1
BAD : I thank you very much for your last letter.
GOOD : Thank you very much for your last letter.
BAD : First I thank you for answering my letter so quickly.
GOOD : First I'd like to thank you for answering my letter so quickly.
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Use thanks (informal), thank you or (especially in formal styles) I would/should like to thank you (NOT I thank you ): 'On behalf of the team, I'd like to thank you for your invaluable advice and support.'
2
BAD : Thank you for agree to listen.
GOOD : Thank you for agreeing to listen.
BAD : Thank you that you give me a chance to explain the situation.
GOOD : Thank you for giving me a chance to explain the situation.
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thank sb for doing sth : 'Thank you for being so understanding.'
3
DUBIOUS : Thank you in advance for your help.
GOOD : (Usually better to omit)
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You can use thank you in advance if the person you are writing to has already said that they will do something for you: 'It was kind of you to offer to send me a copy. Thank you in advance.' You can also use this phrase if you are in a position of authority and know that the person you are writing to will do what you have asked.
Otherwise, thank you in advance should not be used since it can cause offence.
4
BAD : Thank to the microwave, we always have a hot breakfast.
GOOD : Thanks to the microwave, we always have a hot breakfast.
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thanks to sb/sth (WITH- s ): 'Thanks to parents' generosity, the school will soon have its own swimming-pool.'