John did not have to write the composition if he didn’t want to. It was ______.

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问题 John did not have to write the composition if he didn’t want to. It was ______.

选项 A、imperative
B、optional
C、critical
D、unnecessary

答案B

解析 optional a.可作选择的，非强制的。imperative a．必要的，极重要的；命令式的，必须做的。critical a.决定性的，关键性的，危急的；批评的，批判的。unnecessary a.不必要的。

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考博英语

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John did not have to write the composition if he didn’t want to. It was ______.

考博英语

Shypeoplenever______setouttoattractattentionofotherpeople.

Frenchareelegantpeople.Theyareartistsineverydaylife,havingaverygoodtasteineverything.Theydon’tlikeAmericant

Historyhasprovedthatman’sunderstandingofnaturalresourcesandhistapingandutilizingofthem,aswellashiscapability

PeopleintheUnitedStatesinthenineteenthcenturywerehauntedbytheprospectthatunprecedentedchangeinthenation’seco

Amajorreasonforconflictintheanimalworldisterritory.Themaleanimalestablishesanarea.Thesizeoftheareaissuffi

OnSeptember7,2001,a68-year-oldwomaninStrasbourg,France,hadhergallbladder(胆囊)removedbysurgeonsoperating,viacomputer

Painting,theexecutionofformsandshapesonasurfacebymeansofpigment,hasbeen【C1】______practicedbyhumansforsome20,

InPlato’sRepublicwefindadiscussionaboutmoralityandselfishness.Plato’sbrotherGlauconistryingtomakeSocratesgive

Becauseofarecentobstacleinproduction,saleshavedroppedandaccordinglyprofitshave______.

Themeetingwas______overWuhan.(2004年武汉大学考博试题)

总体X服从泊松分布P(λ)，(λ＞0)，x1，x2，…，xn为样本，，则下面说法中错误的是【】

是最常见的外阴癌，占外阴恶性肿瘤的。

青蒿鳖甲汤主治证中的发热特征是清营汤主治证中的发热特征是

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John did not have to write the composition if he didn’t want to. It was ______.

考博英语

Shypeoplenever______setouttoattractattentionofotherpeople.

Frenchareelegantpeople.Theyareartistsineverydaylife,havingaverygoodtasteineverything.Theydon’tlikeAmericant

Historyhasprovedthatman’sunderstandingofnaturalresourcesandhistapingandutilizingofthem,aswellashiscapability

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Painting,theexecutionofformsandshapesonasurfacebymeansofpigment,hasbeen【C1】______practicedbyhumansforsome20,

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Becauseofarecentobstacleinproduction,saleshavedroppedandaccordinglyprofitshave______.

Themeetingwas______overWuhan.(2004年武汉大学考博试题)

总体X服从泊松分布P(λ)，(λ＞0)，x1，x2，…，xn为样本，，则下面说法中错误的是【】

________是最常见的外阴癌，占外阴恶性肿瘤的________。

青蒿鳖甲汤主治证中的发热特征是清营汤主治证中的发热特征是

A．国内供应不足的药品B．新发现和从国外引种的药材C．有关部门规定的生物制品D．没有实施批准文号管理的中药材《中华人民共和国药品管理法》规定国务院药品监督管理部门有权限制或者禁止出口的是

城市道路主要是由( )构成。

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Thewriterbecameawareofhermemoryproblemwhensherealizedthatshehad______.Itcanbeinferredfromthepassagethatg

Theuseoffireimprovedearlyman’slifeinmanyways.【B1】______madehisfoodmore【B2】______.Smokingand【B3】______foodmad

是最常见的外阴癌，占外阴恶性肿瘤的。

城市道路主要是由(　　)构成。

Theuseoffireimprovedearlyman’slifeinmanyways.【B1】madehisfoodmore【B2】.Smokingand【B3】__foodmad