2.Recently,a series of bracelets have gone viral on Weibo.On these specially made bracelets are the words"Cell Phone Ninja."
The bracelets are actually part of an experiment carried out by Chongqing Three Gorges University that challenges students not to use cell phones in class for 21days.
The experiment started on April 12.Each student who volunteered to participate received a bracelet.Before the first class and after the last class of each day,students were instructed to upload a photo of their bracelet to the school's public Wechat account if they did not use their cell phones.
Over 800students signed up for the experiment and 400were selected to participate.After seven days,only 103students remained.The experiment was set for 21days because of a claim in psychology that 21days is the length of time required to form any habit.
According to the teachers monitoring the activity,there were no rewards or punishments in the experiment.It depended on students themselves to make the decision.Teachers hope students can form better study habits through activities like this one.
24.What should the student do in the experiment?C
A.The student should receive a bracelet.
B.The student should upload the bracelet's picture during their class.
C.The student should upload the bracelet's picture before and after their class.
D.The student should open an account in the school's public Wechat.
25.How many students survived the experiment after a week?D
A.800
B.400
C.203
D.103
26.Why did the experiment last for 21days?C
A.Because the 21st day is a special day in psychology.
B.Because the organizers only have 21days free.
C.Because it is believed that it takes 21days to develop a habit.
D.Because 21days are needed to form any hobby.
27.According to the teachers monitoring the activity,through such activitiesB.
A.students must form a better study habit
B.students could benefit from the activity
C.students should depend on themselves to make a choice
D.few students attended it because there were no rewards or punishments.
分析 本文屬于說明文閱讀,作者通過這篇文章主要向我們描述了重慶三峽學(xué)院學(xué)生做了一個實驗,堅持21天不用手機成為手機忍者有多難.
解答 24.C.細(xì)節(jié)理解題.根據(jù)文章第二段"The bracelets are actually part of an experiment carried out by Chongqing Three Gorges University that challenges students not to use cell phones in class for 21days"可知
手環(huán)是重慶三峽學(xué)院學(xué)生做的一個實驗,讓21天不使用手機;故選C.
25.D.細(xì)節(jié)理解題.根據(jù)文章第四段"After seven days,only 103students remained"可知一周后有103學(xué)生堅持下來了;故選D.
26.C.細(xì)節(jié)理解題.根據(jù)文章第四段"The experiment was set for 21days because of a claim in psychology that 21days is the length of time required to form any habit"可知實驗長度之所以是21天因為心理學(xué)認(rèn)為需要21天養(yǎng)成一個習(xí)慣;故選C.
27.B.細(xì)節(jié)理解題.根據(jù)最后一段"According to the teachers monitoring the activity,there were no rewards or punishments in the experiment.It depended on students themselves to make the decision"可知根據(jù)教師對活動的監(jiān)控,實驗中沒有獎勵和懲罰,依靠學(xué)生自己做出決定,教師希望學(xué)生能通過這樣的活動形成良好的學(xué)習(xí)習(xí)慣;故選B.
點評 考察學(xué)生的細(xì)節(jié)理解和推理判斷能力,做細(xì)節(jié)理解題時一定要找到文章中的原句,和題干進(jìn)行比較,再做出正確的選擇.在做推理判斷題不要以個人的主觀想象代替文章的事實,要根據(jù)文章事實進(jìn)行合乎邏輯的推理判斷.