Nowadays, millions of lonely singles are now going online instead, and therefore,  ___33

Nowadays, millions of lonely singles are now going online instead, and therefore,  ___33___ World Wide Web is quickly becoming the world’s most popular matchmaker(媒人).

     Singles are flocking(涌向) to the Internet ___34___ (main) because their busy lifestyles leave them little time to look ___35___a significant other. ___36___ (use) dating sites(约会网址) is quick and convenient. Many singles say the regular dating scene has just led them from one bad experience to ___37___ and are ready to try something else. Dating sites also make ___38___ easy to avoid someone in ___39_ you are not interested. In the real world, ___40_, ignoring someone you don’t like can be difficult.

     Despite all the advantages, online dating also presents its own set of problems. People aren’t always those who they declare to be in their online ___41_ (describe). Safety is another concern. You are just ___42_ (like) to find a criminal online as your Mr. or Miss Right. 

33. the    34. mainly    35. for     36. Using    37. another  

38. it      39. whom   40. however   41. description   42. likely