【优化指导】(新课标全国)2013高考英语总复习课时作业39Unit4选修8一、单项填空1.—Mom,Ilost______diamondringyouboughtasmybirthdaypresent
—I’llkeep______eyeonitwhenIcleanyourbedroom
A.a;anB.the;anC.the;theD.a;the解析:第一个空特指“你买给我做生日礼物的那个”,因此用定冠词the;第二个空考查固定搭配keepaneyeon“留意,密切注视”
答案:B2.It’swarnedbyscientiststhatpolarbearswillbecomeextinctthiscentury,whichwillbealossformankindthatnoamountofmoneycould______
A.standuptoB.makeupforC.comeupwithD.putupwith解析:考查动词短语辨析
makeupfor“补偿,弥补”;standupto“经得起,勇敢地面对”;comeupwith“赶上,提出”;putupwith“容忍,忍受”
句意:科学家们警告说北极熊的灭绝将会是人类的损失,这种损失是多少金钱都弥补不了的
答案:B3.Accordingto______newlaw,Chinawillsetupcompulsorystandardsonfoodsafety,covering______widerangefromtheuseofadditivestosafetyandnutritionlabels
A.the;aB.a;aC.a;theD.the;the解析:考查冠词
句意:根据这部新的法律,中国将在食品安全方面建立强制性标准,该标准涉及了广泛的领域,从添加剂的使用到安全和营养标签
第一个空显然是特指这部新的法律,用th