1. Mary was often told that she __________ her elder sister Ellen.
A. reacted B. reflected C. recalled D. resembled
2. The world Wide Web is sometimes jokingly called the World because it ________ be very slow.
A. should B. can C. will D. must
3. ___________ the Internet is bridging the distance between people; it may be breaking some homes or will cause other family problems.
A. When B. While C. If D. As
