BBD成为很多大学生生活中必不可少的一部分2．BBS的主要功能3．BBS存在的问题 BBS and College Students

A. She is a little tired.
B. She is going to study in the library.
C. She wants to listen to the music.
D. She is going to make a reservation.

A. He’s also interested in American literature.
B. He hasn’t decided if he would take the literature class.
C. The woman should have already finished her paper.
D. The woman’s topic may not be appropriate.

A. Public Buses are fast and cheap transportation tools.
B. Parking is becoming a big problem.
C. Subway trains are even safer than taxies.
D. Taxies are more convenient than buses.