yes
VT
Yes, the sentence has a singular subject (one tragic effect), and a singular verb (massive flooding.)
"How are you" is a correct sentence.
"tropical cyclone"
Yes, this sentence is correct.
Montpelier. It is named for the French city spelled Montpellier.
You have correctly spelled hurricane for yourself,
You are palpitating. This is a correct sentence.
no it is not a correct sentence.
That sentence is grammatically correct.
No, the correct sentence would be "Who is the singing woman?" by adding a question mark at the end. It is asking for the identity of a woman who is singing.
no_____If the sentence is You do do that (meaning You are in the habit of doing that) the grammar is perfectly correct and the sentence 'does have correct grammar'.