2022英语周报测试卷答案

The"novel"coronavirus, being called 2019-nCoV offihacpn detectedbefore the outbreakted in Wuhan, China in December, 2019. Infection with 2019-nCoVwascan cause mild symptom including a runnysore throat, cough, and fever. It can be mostsymptonevefor some persons and cause pneumonia or breathing difficulties: More rare, the disease carelybe deadly. It can be transmitted from person to person, usually after close contact with A infectedpatient that even seems healthyTo proteet,yoHrst, wash your hands frequently with soap and water. Maintain at least 1meter: distant between yourself and other people, particularly those who are coughing anddistancesneezing. Wear a medical mask can help limit the spread of some respiratory IfF B) diseasesWearingTherefore, it has to be combined to other prevention measures including washing hands andHoweverwithavoiding close contact to take effect【解析】笫一处错误: called2019- n Cov officiallyy充当后置定语。 being called,.“正在被称作……”,不符合语境。第二处错误:根据时间状语 in december,2019可知应用一般过去时。第三处错误:根据后文列举的多种症状 a runny nose, sore throat, cough and fever可知此处应改为名词复数 symptoms第四处错误:根据上下文语意,应用比较級。第五处错误: more rarely:“更少见的(是)……”,修饰句子,用副词。第六处错误: patient为可数名词单数, , infected发音以元音音素开头,所以前面加不定冠词an第七处错误: maintain distance:保持距离。第八处错误;动名词充当主语。第九处错误:根据句意作出修改。笫十处错误: A is combined with B。

22.命题立意:考查极坐标方程、参数方程与直角坐标的互化,考查利用极坐标的方法求解与长度相关的试题答案解析:()因为p=√2 y,im0=y,所以p=12化为-in0=2,所以曲线C的直角坐标方程为x2=4y 4平(2)曲线(t为参数,0

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