Please point out the errors in the following sentences
1.One of the tooth/teeth is decaying.
2.It is one of the best place/places that I have seen.
3.Each of the culture/cultures has got its own credo.
4.How much does it cost/costs.
5.I don’t know which dance form she does/do.
6.Which of the following pairs/pair is/are correct.
7.what will be past tense of the following sentence-I will have to take loan.
8.I was not emotionally involved with any of them/anyone of them.
9.I smoked till/ until I reached the golden puff.
10.Mammals are class of vertebrate animals in which the female suckle their/its young ones.
11.It is attributed to, he/him.
12.Lot/lots of confusion/confusions.
13.Mr. Simon got the Nobel Prize for his work/works on Decision theory.
14.Is/does she crying?
15.I am the same person whom you had a letter in/to India
16.Case study/studies that they do/have.