In the given sentences, we need to choose the correct form of the verb "to be" (am/is/are) to make each sentence grammatically correct. Let's go through each sentence one by one:
A) It _ cold today.
Correct form: is
Corrected sentence: It is cold today.
B) I _ at home now.
Correct form: am
Corrected sentence: I am at home now.
C) They _ Korean.
Correct form: are
Corrected sentence: They are Korean.
D) There _ a pen on the desk.
Correct form: is
Corrected sentence: There is a pen on the desk.
E) My name _ Nikita.
Correct form: is
Corrected sentence: My name is Nikita.
F) We _ from Ukraine.
Correct form: are
Corrected sentence: We are from Ukraine.
G) That _ right.
Correct form: is
Corrected sentence: That is right.
H) I _ OK, thanks.
Correct form: am
Corrected sentence: I am OK, thanks.
I) Clara and Steve _ married.
Correct form: are
Corrected sentence: Clara and Steve are married.
J) She _ an English teacher.
Correct form: is
Corrected sentence: She is an English teacher.
By choosing the correct form of the verb "to be" in each sentence, we ensure that the sentences are grammatically accurate and convey the intended meaning clearly.
