WHAT IS THE MAIN TOPIC OF THE PASSAGE
Câu 36 (VD):
What is the main topic of the passage?
A.
Revolution in communication
B.
The invention of optical fibers
C.
New surgical techniques
D.
The roles of optical fibers in medicine
Câu 36 (VD):
What is the main topic of the passage?
A.
Revolution in communication
B.
The invention of optical fibers
C.
New surgical techniques
D.
The roles of optical fibers in medicine