Ph.D students who haven’t completed their dissertations by the time their fellowships expire face a ______ difficult.

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问题 Ph.D students who haven’t completed their dissertations by the time their fellowships expire face a ______ difficult.

选项 A、corner
B、dilemma
C、perplexity
D、bewilderment

答案B

解析名词辨析题。选项B dilemma的主要表示处于进退维谷的境地；选项A comer意为“困境，绝路”，难以逃脱的境地：be in a tight comer。选项C Perplexity意为“困惑，茫然，令人费解的状态，复杂状态”；选项D bewilderment意为“困惑，为难，慌张；迷失方向的状况”。

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专业英语四级

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Ph.D students who haven’t completed their dissertations by the time their fellowships expire face a ______ difficult.

专业英语四级

Thestudentsweremuchencouraged_____achancetotalkwiththeAmericansinEnglish.

Itisimperativethatthestudents______tohandintheirpapersontime.

Thestudentsinthedormitorieswereforbidden,unlesstheyhadspecialpassed,________after11pm.

WhatisthetotalnumberofstudentsatDeepSpringCollege?

Hewasaboutfortyyearsold,______,industrious,andmadealivingfromthelittlefarmwhichisnowovergrownwithweeds.

Althoughhethoughthewashelpingustopreparethedinner,hewasactually______theway.

BritishHolidayingHabitsInthelate1970s,airtravelbecameaffordable/fortheaveragefamilyintheUK,/andmorepeopl

Itisimperativethatthegovernment______moreinvestmentintotheshipbuildingindustry.（2006年考试真题）

Drunkendrivinghasbecomeanational【C1】______.EveryhourofeverydayaboutthreeAmericansonaveragearekilledbydrunke

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A.用药后症状消失立即停药B.抗生素疗程长，多采用联合用药C.尿常规正常后停药D.用抗生素治疗72小时无效应更换抗生素E.非甾体解热镇痛药慢性肾盂肾炎的治疗原则

A、头孢氨苄B、头孢羟氨苄C、头孢噻吩钠D、头孢噻肟钠E、头孢哌酮3-位有甲基，7-位有2-氨基苯乙酰氨基

涉外仲裁的当事人申请证据保全的，涉外仲裁委员会应当将当事人的申请提交给哪一级法院?()

“进口口岸”栏应填()。“备案号”栏应填()。

下列属于拉氏指数的有()。

You’vegotaplaceatuniversity,butyou’dreallylikeabreakfromtheacademicworld.Whynotthinkabouttakingayearout

A、Doingpotentialharmtohumanbodies.B、Increasingmoistintheusers’eyes.C、Reducingtheworkinghourstothreehoursaday