Question

23. Составьте текст писем-приглашений и ответов на них из следующих фраз:1)...I/ happy to accept/ invitation/ I/ look forward/ to participate/ the exhibition2) ./response/ your invitation/ conference/ I/ submit/ you/ materials/ your consideration and comment/ your earliest response/ be appreciated3) ./ very much regret/ I/ cannot accept/ the invitation/ attend the talks/ next month/ since/ it/ come/ the middle of the academic semester/ and/ I/ have lectures/ to present4) ./I/ regret/ I cannot accept/ your kind invitation/ hope/ I/ be able/ visit you some time/ the future

Answer 1

1) I would be happy to accept your invitation. I was always looking forward to participate in the exhibition.
2) I will response your invitation on conference. Can you submit your materials, consideration and comment? Your earliest response would be appreciated.
3) I very much regret I can't accept the invitation. Attend to talk, since next month it comes the middle of the academic semester and i have lectures to present.
4) I regret I cannot accept your kind invitation. I hope i'll be able to visit you some times in the future.

Answer 2

It seems like you are trying to translate a Russian text into English. I can help you with that. Here is the translation of your text:

Answer in detail. 23. Compose the text of invitation letters and responses to them from the following phrases:

1) ... I am happy to accept your invitation. I look forward to participating in the exhibition. 2) Thank you for your invitation to the conference. I am submitting to you the materials for your consideration and comment. Your earliest response would be appreciated. 3) I very much regret that I cannot accept the invitation to attend the talks next month, since it comes in the middle of the academic semester and I have lectures to present. 4) I regret that I cannot accept your kind invitation. I hope that I will be able to visit you some time in the future.translate from Russian to English Ответь+подробно.+23.+Составьте+текст+писем-приглашений+и+ответов+на+них+из+следующих+фраз:1)...I/+happy+to+accept/+invitation/+I/+look+forward/+to+participate/+the+exhibition2)+./response/+your+invitation/+conference/+I/+submit/+you/+materials/+your+consideration+and+comment/+your+earliest+response/+be+appreciated3)+./+very+much+regret/+I/+cannot+accept/+the+invitation/+attend+the+talks/+next+month/+since/+it/+come/+the+middle+of+the+academic+semester/+and/+I/+have+lectures/+to+present4)+./I/+regret/+I+cannot+accept/+your+kind+invitation/+hope/+I/+be+able/+visit+you+some+time/+the+future