1. (2015·长沙模拟)Where is Flight MH370? Investigators ________ to answer this question for several months.

　　A. were attempting　　　　B. have been attempting

　　C. are attempting D. will be attempting

　　【解析】选B。句意: MH370航班在哪儿呢? 几个多月以来调查人员一直试图回答这个问题。“试图回答这个问题”发生在过去, 并且一直在进行, 故用现在完成进行时。

　　2. The charity sale our school organizes every year has taught us much. ________ we would never have learned it in class.

　　A. Therefore B. Meanwhile

　　C. Otherwise D. Instead

　　【解析】选C。句意: 每年我们学校组织的慈善义卖教给我们许多东西。否则的话, 在课堂上我们永远不会学到这些。otherwise否则; therefore因此; meanwhile与此同时; instead代替。

　　【加固训练】

　　(2015·南京模拟)The conservation area is very important for preserving many animals and plants, which would ________ run the risk of becoming extinct.

　　A. otherwise B. therefore

　　C. though D. instead

　　【解析】选A。句意: 自然保护区对保护许多动植物很重要, 不然, 这些动植物有濒临灭绝的危险。otherwise否则; therefore因此; though尽管; instead代替。

　　3. (2015·合肥模拟)The 2016 Summer Olympic Games will be held in Rio de Janeiro, Brazil, which becomes the first city in South America ________ Olympics.

　　A. hosting B. to host

　　C. having hosted D. being hosted

　　【解析】选B。句意: 2016年夏季奥运会将在巴西里约热内卢举行, 它将成为南美洲第一个举办奥运会的城市。序数词修饰名词时后跟不定式作后置定语。

　　4. A special title was awarded to her, an ordinary Chinese teacher, ________ her act of bravery to rescue two students at the risk of her own life.

　　A. in favor of B. in place of

　　C. in honor of D. in terms of

　　【解析】选C。考查介词短语。句意: 她——一位普通的语文教师, 被授予一个特殊的称号, 以表彰她冒着生命危险挽救两名学生的英勇事迹。in favor of支持, 拥护; in place of代替; in honor of纪念, 表彰; in terms of就……而言。

　　5. Needles apparently stuck into the body of an 11-month-old baby by her abusive aunt were surgically(手术地) ________ on Tuesday.

　　A. moved B. placed C. replaced D. removed

　　【解析】选D。考查动词辨析。句意: 在周二被虐待她的阿姨刺进这个11个月大的婴儿身体里的针被用手术取出了。remove移除; move移动; place放置; replace代替。

　　【加固训练】

　　Steve shouldn’t be ________ from school although he was very naughty.

　　A. disappeared B. gone

　　C. removed D. beaten

　　【解析】选C。考查动词辨析。句意: 尽管史蒂夫非常淘气, 也不应该把他从学校开除。remove. . . from school“把某人从学校开除”; disappear“消失”; go“离去”; beat“击败”。

　　6. (2015·温州模拟)Experts warn that global warming will cause extreme climate changes including more ________ floods, heat waves and droughts.

　　A. usual　　B. ordinary　　C. frequent　　D. common

　　【解析】选C。句意: 专家警告说全球变暖会导致极端气候变化包括洪灾频发、热浪和干旱。frequent频繁的; usual通常的; ordinary普通的; common常见的。

　　7. We are now enjoying the cool air in the room. ________ , the farmers are harvesting crops in the hot sun.

　　A. Therefore B. Besides

　　C. As a result D. In the meanwhile

　　【解析】选D。句意: 我们现在在房间享受清凉的空气, 与此同时, 农民们正在炎热的阳光下收割庄稼。in the meanwhile与此同时; therefore因此; besides此外; as a result结果, 因此。

　　8. (2015·合肥模拟)Most of us found every team of the 2014 FIFA World Cup ________ violently in the match. A. to compete B. competing

　　C. having competed D. competed

　　【解析】选B。句意: 我们大多数人都发现2014年世界杯中的每一支球队都在激烈竞争。every team与compete之间为主动关系, 故用动词-ing形式。

　　9. (2015·漳州模拟) ________ , the driver looked at the vast desert without knowing if he could get across safely.

　　A. Tired and sad B. Tired and sadly

　　C. Tiredly and sad D. Tiredly and sadly

　　【解析】选A。句意: 又累又难过, 那个司机看着广袤的沙漠, 不知道他能否安全通过。此处为形容词短语作状语。

　　10. (2015·湘潭模拟)—Has Peter started out? He said he would go hiking with us.

　　—He ________ . He is a man of his word.

　　A. could have started B. must have started

　　C. could start D. must start

　　【解析】选B。句意: ——Peter已经出发了吗? 他说他会与我们一起去远足。——他肯定已经出发了。他是一个信守诺言的人。根据“He is a man of his word. ”可知, 答话人猜测Peter肯定已经动身了。must have done表示对过去情况的肯定猜测, 符合语境。