司马光说:"才者,德之资也;德者,才之帅也。"司马光的这句话说明()。
A. 德与才是一个人的基本品质
B. 德为立身之本,才为立身之基
C. 对大学生来说,"智"比"德"重要
D. 在德与才的关系上,德是前提和灵魂,才是能力和工具
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Task 1 Word SelectionFill in the blanks with words given below. Change the form where necessary.1. Wetookupthistaskasachallengeandanalyzedhowto___________oursolution.2. Theseyoungstersaremotivatednotbya____________toachieve,butbyfearoffailure.3. Moststates_____________therighttofreeandadequateeducation.4. Having_____________theproblem,thequestionarisesofhowtoovercomeit.5. Canyouguessthemeaningofthewordfromthe_____________?6. Therearesimilarheatedargumentsbetweentheruleoflawandruleofvirtueinthe_____________andtheOccident.7. Howbigisthegapbetweenwhatyouthinkyouareandwhatyou___________are?8. To_____________herdegree,sheanswered81questionsover10papers.9. Massageisusedto_____________muscles, relievestressandimprovethecirculation.10. Smokersarewell_____________ofthedangerstotheirownhealth.
Task 3 Word FormationComplete each of the following sentences with the proper form of the word given in brackets.1. Cooking,_____________undertakenbymothers,hasbeenoftentakenoverbyfathers nowadays. (tradition)2. Onlythe_____________ofthesegoalswillbringlastingpeace. (achieve)3. Increased_____________betweendifferentpoliceforceswouldimprovetherateofsolving crimes. (interact)4. Currentthinkingholdsthatobesityismoreamedicalthana_____________ problem. (psychology)5. Sheofferedhim____________andpracticalsupportincountlessways. (emotion)6. Thewriter's_____________seemstohavedriedup. (imagine)7. ___________problemstheyfoundinPolandwereamongtheworsttheyencountered. (environment)8. Charitiesappealedfor__________offoodandclothingforvictimsofthehurricane. (donate)9. Themost_________effectofthesechangesisinthewaypeoplearenowworkingtogether. (notice)10. Hissistersaidhehad_____________giventhehospitalafalsenameandaddress. (deliberate)
设无向图的顶点个数为n,则该图最多有()条边。
A. n2
B. n(n-1)/2
C. n(n+1)/2
D. 0
有n个顶点的有向图是强连通的,则该图至少需要()条边。
A. n-l
B. n
C. n+l
D. 2n