It is awkward. Better would be "How has your experience been with our staff?" or "How has your experience with our staff been?". Those questions would be likely to get you simple responses - Good, Bad, OK, etc. If you want a more detailed answer - try something like "Could you describe your experience with our staff?".
No, that sentence is not correct. That sentence should be: If you have been in love for 6 years.
Being able is the correct version of the sentence. You can use it as a fragment of any sentence.
Yes, "How long have you been living in Oxford?" is a good sentence.
The use of the word in the sentence you quote is in the sense of having been perceived as being rude to an elder. So yes, the sentence is correct.
No. The correct way is: I've understood you all along.
No - the sentence 'Had never been experience' is not a correct sentence.
Yes, that is a grammatically correct sentence. It conveys the idea that the experience has been positive and educational.
No, that sentence is not correct. That sentence should be: If you have been in love for 6 years.
"He could not have been there" is the correct sentence. It conveys the idea that he was unable to have been at the specified place.
Being able is the correct version of the sentence. You can use it as a fragment of any sentence.
The correct sentence is: "Have you ever traveled before?"
A central fund for EGMM has been opened.
A senior staff is wHen they have been doing their job for a long time and they have got more experience than the new staff that join the salon. The treatments that they do will be quick and simple because you will have help of other staff
Yes, "How long have you been living in Oxford?" is a good sentence.
The use of the word in the sentence you quote is in the sense of having been perceived as being rude to an elder. So yes, the sentence is correct.
Your account has not been generating much traffic.This sentence is grammatically correct. It is negative present perfect continuous.
Yes, the grammar in the sentence "The attached invoices have been confirmed" is correct.