In today's world, we find ourselves communicating more and more through online channels. Messaging and social media services are often used at the 1.D of facetoface dialogue. There are certain situations where online communication is 2.B , but in other situations we choose virtual conversation over reallife conversation. This begs the 3.A : is online communication 4.C in today's world?
There are unquestionably many advantages with online communication. One of the main arguments in its 5.B is that it lets us communicate with people in different places around the globe. This has considerable benefits in the workplace as 6.C can take place via videoconferencing without the need for 7.A ， tiring and expensive business trips. 8.D , it lets longdistance families and friends keep in touch easily. Another point is that written online communication lets us respond either 9.B or at a time that suits us, allowing us to 10.C and polish our message.
On the other hand, there are several significant 11.A to overreliance on online communication. Some experts are 12.D that a lack of facetoface interaction 13.B the development of social skills such as empathizing and reacting to situations in 14.D life. Also, the very nature of conversation is 15.C in the virtual world. If short messages decorated with emoticons (表情符号) 16.B longer stretches of direct conversation with 17.A expressed in real faces, we're running the risk of 18.C the art of real conversation.
19.D , I believe that online communication brings an overall advantage in today's fastpaced, globalized society. However, we shouldn't 20.A the benefits of facetoface dialogue.
文章大意：在当今世界，我们越来越多地通过线上渠道交流，导致面对面的交流少了许多。作者就网上交流的利弊进行了分析，并发表了自己的见解。
1．A.beginning B．risk
C．request D．expense
解析：根据前一句中的“we find ourselves communicating more and more through online channels”可推知，我们越来越多地通过线上渠道交流，导致面对面的交流少了许多。at the expense of意为“以……为代价”符合语境。
2．A.unnecessary B．unavoidable
C．challenging D．meaningful
解析：根据语境可知，在某些情况下网上交流是不可避免的，但是在其他情况下我们更喜欢选择虚拟的而不是现实的交谈。B项意为“不可避免的”。
3．A.question B．conclusion
C．idea D．consequence
解析：根据空后的问句可推知，这是一个问题。beg the question“引出问题”。
4．A.understandable B．incredible
C．preferable D．possible
解析：根据上句中的“but in other situations we choose virtual conversation over reallife conversation”可推知，我们偏好网上交流。C项意为“更可取”，符合语境。
5．A.opinion B．favour
C．presence D．condition
解析：根据上句中的“many advantages”可推知，此处陈述的是网上交流的好处，故B项“赞同，支持”符合语境。
6．A.payments B．incidents
C．meetings D．classes
解析：根据空前的“workplace”及空后的“videoconferencing”可知，空处指的是职场中的会议。A项“款额，款项”不符合语境。
7．A.timeconsuming B．heartbreaking
C．userfriendly D．costeffective
解析：根据空后的“tiring and expensive business trips”可知，视频会议省去了现实中耗时的、累人的且花费大的出差。A项意为“耗时的”；C项意为“易于掌握的”；D项意为“划算的”。
8．A.Gradually B．Consequently
C．Otherwise D．Furthermore
解析：根据空前和空后表述的网上交流的好处可推知，空处前后为递进关系，故选D。
9．A.earlier B．immediately
C．frequently D．conventionally
解析：根据语境并结合现实可知，书面的网上交流可以让我们选择立即回应或者在适合的时间回应。conventionally“照惯例”。
10．A.delete B．copy
C．edit D．send
解析：根据空后的“polish”可知，此处表示编辑信息。
11．A.drawbacks B．puzzles
C．improvements D．changes
解析：根据空前的“On the other hand”并结合下文内容可推知，此处表示过度依赖网上交流有几个明显的缺点，与上文介绍的网上交流的优点形成对比。A项意为“缺点，不利条件”。
12．A.annoyed B．curious
C．confident D．concerned
解析：根据该句中的“a lack of facetoface interaction”并结合语境可推知，一些专家担心缺乏面对面的交流会减缓社交技能的发展。
13．A.crosses out B．slows down
C．turns up D．gets over
解析：参见上题解析。cross out“删去”；get over“解决，克服，控制”。
14．A.work B．spare
C．local D．real
解析：根据空前的“social skills”可知，此处表示在现实生活中。
15．A.important B．practical
C．different D．attractive
解析：此外，在虚拟世界中，交谈的本质是有差异的。
16．A.remove B．replace
C．release D．revise
解析：如果带有表情符号的短信代替了带有真实面部表达的情感的较长时间的直接对话，我们就正在冒着失去真正的交谈技能的风险。
17．A.emotions B．concepts
C．wishes D．doubts
解析：参见上题解析。
18．A.denying B．misunderstanding
C．losing D．missing
解析：参见第16题解析。
19．A.After all B．By the way
C．On the contrary D．On balance
解析：本空位于最后一段的段首，又结合本段的内容可知，该空有总结的含义。D项意为“总的来说”符合语境。
20．A.overlook B．emphasize
C．preserve D．destroy
解析：根据该句中的“However”和语境可知，在当今快节奏、全球化的社会中，网上交流带来了整体优势，但是我们不应该忽略面对面的对话的好处。A项意为“忽略”。
