Question

[Lê Quỳnh Anh]

Mark the letter A, B, C or D to indicate the underlined part that needs correction in each of the following questions.

Mommy, someone are calling me from unknown number. I won't answer it.

A. someone

B. are calling 

C. unknown

D. won't

Answer 1

[Dương Hoàn Anh]

Đáp án: B