Researchers______ that genes may determine the strength of the immune system which could help explain how an infectious disease

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问题 Researchers______ that genes may determine the strength of the immune system which could help explain how an infectious disease could have a hereditary link.

选项 A、speculate
B、estimate
C、evaluate
D、anticipate

答案A

解析 speculate 表示“推测、推断”的意思；estimate意为“估计”，如：Now I’ve realized that my estimate of her character was one-sided．现在我认识到我对她品格的评价是片面的。evaluate 意为“评估”、“评价”，如：The research project has only been under way for three months，so it’s too early to evaluate its success．这个研

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专业英语四级

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【61】【62】

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Researchers______ that genes may determine the strength of the immune system which could help explain how an infectious disease

专业英语四级

Thegovernmentistobanpaymentstowitnessesbynewspapersseekingtobuyuppeopleinvolvedinprominentcases(1)_____thetr

Manypeopleliketotravel.Theproblemisgettingyourpettothe(1)______.Inrecentyears,transportingpetsonflightshasg

Inoneyearratseat40to50times______weight.

Insectswhicheatgrainandotherstoredfoodcanbepartiallycontrolledbycoolingthegrain.Butthedamageinsectscausecan

OnJanuary1st,peopleusuallymakeaNewYear’s_____suchasquittingsmokingorlosingweight.

WhenMr.Greenwasawayonbusiness,hisneighborgavehiswifea(n)______withthehousework.

Herearethethreemostcommonmistakeslanguagelearnersmake—andhowtocorrectthem.RigidthinkingLinguistshavefound

Herearethethreemostcommonmistakeslanguagelearnersmake—andhowtocorrectthem.RigidthinkingLinguistshavefound

Dependingonwhichplayeryouask,the"Fevernova"ballthatsportsequipmentmakerAdidassaysprovidestheultimatesoccerexp

I’dratheryou______bytrainbecausetheweatherforecastsaidtherewouldbeheavysnowtomorrow.

“大脑的单侧化现象”是指()

病人男，59岁，咳嗽、咳痰6年，心悸气短2年、口唇发绀、颈静脉充盈、桶状胸、双下肢轻肿，三尖瓣区收缩期杂音。血气：PaO249mmHg，PaCO256mmHg，pH7.36，诊断为

为了适应组织生产和管理的需要，()的项目划分很细，是工程定额中分项最细、定额子目最多的一种定额，也是工程定额中的基础性定额。

事业单位出售、出让、转让、变卖资产数量较多或者价值较高的，应当通过拍卖等市场竞价方式公开处置。()

设f(x)在[a，b]上连续，在(a，b)内可导，且f(a)=f(b)=0，f(x)dx=0．证明：存在ξi∈(a，b)(i=1，2)，且ξ1≠ξ2，使得f’(ξi)+f(ξi)=0(i=1，2)；

确定常数a和b的值，使得

设显示器的分辨率为1024×768，屏幕刷新频率为60Hz，像素位宽为16 bit，则显示器的刷新带宽为______MB/s。

【61】【62】

设显示器的分辨率为1024×768，屏幕刷新频率为60Hz，像素位宽为16　bit，则显示器的刷新带宽为______MB/s。