题目内容

1. She is tied to her smartphone she even uses to text a friend who lives one floor above her.

A. who
B. which;或不填
C. by which
D. where

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Colleges began embracing Internet access in the mid -1990s, many began wiring dorms with high-speed connections.

A. where
B. when
C. which
D. that

Colleges around the world their computer systems for the past decade, in large part to provide students with the most advanced free system.

A. has been replacing
B. have replacing
C. have been replacing
D. arereplacing

Professors have been encouraged totheir lectures andthem online.

A. recording post
B. wireemail
C. tapepost
D. text instant-massage

Welcome to college life in the 21st century, where students on campus are electronically linked to each other, to professors and to their classwork 24/7 in an river of information and communication.

A. non-stop
B. ever-flowing
C. always-connected
D. anywhere-anytime