Câu hỏi: Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Geometry is the branch of mathematics___________ the properties of lines, curves, shapes, and surfaces.
A. that concerned with
B. it is concerned with
C. concerned with
D. its concerns are
Geometry is the branch of mathematics___________ the properties of lines, curves, shapes, and surfaces.
A. that concerned with
B. it is concerned with
C. concerned with
D. its concerns are
3 phương án A, B và D không phù hợp về ngữ pháp.
Đáp án C.