When it comes to modern communication, network safety is always a major          . 

concern

advantage

opportunity

solution

考查名词辨析。句意：当涉及现代通信，网络安全一直是一个主要令人担忧的问题。A. concern关心，令人担忧的事实或情况；B. advantage 优势；C. opportunity 机会；D.solution解决方案。网络安全一直是现代通信的个主要令人担忧的问题。故选A项。

---I'm sorry,but it's my seat.

---           I didn't know it's yours.

What if

I beg your pardon

That's all right

What for

考查交际用语。句意：---对不起，这是我的座位。---请原谅。我不知道这是你的。A. What if如果.....将会怎么样；B. I beg your pardon. 对不起，请原谅；C.That's all right没关系；D. What for为什么。根据"Idon't know it's yours."可知坐了别人的座位，请求别人原谅。故选B项。

The teacher was so pleased with the progress that I had        in my study this term that she sent me an English-Chinese dictionary.

made

had 

kept

graded

考查动词辨析。句意：老师对我在这学期在学习上取得的进步非常满意，寄给我一本英汉词典。分析可知hat I had        in my study this term 应是之前名词the progress的定语从句，先行词在从句中属于固定结构make progress“取得进步”的宾语。故选A项。

---I think you are different now.

---Of course，times have changed and________.

so have I

so I have

neither have I

neither I have

肯定的陈述句后，跟so+主语+谓语，表示强调：确实…，其主语与前陈述句的主语相同；肯定的陈述句后，跟so+谓语+主语，表示…也…，其主语与前陈述句的主语不同．根据times have changed，可知对另一个"我"说时代也已经变了，用倒装句，本句是现在完成时，含有助动词have，主语为I，在这里还用助动词have完成，故选A．

In our daily life, everyone fails every now and then. It is how you             that makes a difference.

react

replace

rely

request

考查动词词义辨析。句意：在我们的日常生活中，每个人都会时不时地失败，你对失败如何反应才是关键。A. react反应；B. repalce取代，代替；C. rely 依靠，依赖；D.request要求；根据“n our daily life, everyone fails every now and then”，应是“怎样做出反应”。故选A项。

If you see things in a negative light, you will find faults everywhere and problems where there are really          .

none

some

many 

nothing

考查代词辨析。句意：如果你用消极的眼光看待事物，你会发现到处都是问题。A. none没有任何东西；B.some 一些；C.many 许多；D.nothing 无事；无物。此处指没有问题的地方也有问题·。故选A项

He          and wept when he heard the news.

took down

put down

turned down

broke down

考查动词短语辨析。句意：当他听到这个消息时，整个人都崩溃了并哭起来。A. took down  记下；B.put down记下；C.turned down调小，拒绝；D.broke down崩溃，坏掉。根据wept 可知此处应填"broke down"符合语境。故选D项。

If you want to catch the first bus you'd better         for the bus station immediately.

set up

set about

set down

set off

考查动词短语辨析。句意：如果你想赶上第一班公交车，你最好马上动身去车站。A. set up建立；B. set about开始做.....;C. set down 记下；D. set off 出发，动身。结合上文If you want to catch the first bus you'd better可知此处指“动身，出发”，应用set off。故选D项。

Mary and her friend          a plan and gathered forty people from my company to help the homeless people at the Christmas party.

came up with

put up with

caught up with

kept up with

考查动词短语辨析。句意：玛丽和她的朋友想出了一个计划，在圣诞节聚会上，从我的公司聚集了四十几个人来帮助无家可归的人。A. came up with 提出；B. put up with 忍耐；C. caught up with追上，赶上；D.kept up with 跟上。下文“聚集人帮助无家可归的人”是想出的计划。故选A项。