Yes
Yes, it is correct grammar to say "you would rather dance than sing." The phrase follows the correct comparative structure indicating a preference for dancing over singing.
It depends on what you are asking. If you are talking about dance as a form of entertainment, then this sentence would be correct. If you are asking whether someone enjoys participating in dance as an activity, it would be correct to ask, "Do you like to dance?"
No, the correct grammar would be, "Should I remain unmarried rather than get married to him?"
No, "will be had" is not a correct grammar. The correct grammar would be "will have."
No. The correct grammar is "would give"
No, the correct grammar would be "I hate you the way you hate me."
It depends on what you are asking. If you are talking about dance as a form of entertainment, then this sentence would be correct. If you are asking whether someone enjoys participating in dance as an activity, it would be correct to ask, "Do you like to dance?"
No, "will be had" is not a correct grammar. The correct grammar would be "will have."
No. The correct grammar is "would give"
"It would not have fitted" is the correct grammar.
No, "Is was able to confirmed" is not correct grammar. The correct phrase would be "It was able to be confirmed."
Correct grammar would be "How are Lucy and Desi?"
Between David and him would be the correct grammar in this case.
Marshall and David's Grammar.
No. Had gotten would be correct.
Would have run is grammatically correct
Yes, it is correct grammar to say "Would you be so kind as to [do something]?" It is considered somewhat formal.
If you are writing possessively, i.e. "Her family's hoiday-home" then it would be correct grammar.