1.Which isn’t needed in the long-distance examinations？
A. Examination rooms.
B. Examination supervisors.
C. Pencils and erasers.
2. What can we learn from the conversation？
A. The answers of the online test are transmitted by the Internet.
B. The results of the online test will be out in a long time.
C. Few will take part in the long-distance education in the future.
3. How many branches do most of the net schools have？
A. About ten.
C. About five.