With the noise going on outside the classroom, I had great difficulty______(集中注意力复习功课)

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问题 With the noise going on outside the classroom, I had great difficulty______(集中注意力复习功课)

选项

答案in focusing on reviewing the lessons

解析 ①has／have difficulty in doing sth．结构表示“做某事有困难”；②“集中注意力”可用focus on，concentrate on；③“复习功课”通常用review／go over the lessons表示。

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大学英语四级

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With the noise going on outside the classroom, I had great difficulty______(集中注意力复习功课)

大学英语四级

Inpreviousgenerations,youngpeoplewereundertheirparents’control;nowtheteenagechildrenoftheWest’srichestgenerat

Asweallknow,drinkingandsmokingaffectpeople’shealth.Arecentstudyof17000Canadians【B1】______thatpeoplewhodrink

A、TheVolkswagendriver.B、Thetruckdriver.C、Ballplayers.D、Children’sparents.D

Inadditiontotheiracademicwork,childrenintheUnitedStatesareofferedawiderangeofactivitiesintheafter-schoolhou

Inadditiontotheiracademicwork,childrenintheUnitedStatesareofferedawiderangeofactivitiesintheafter-schoolhou

Ifyouareconvictedofdrunkendriving,yourlicensewillbe______forthirtyday.

Itwasamomentmostbusinessexecutiveswouldpausetosavor:latelastyear,GermansportinggoodspioneerAdidaslearnedthat

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