It is true that there are still abundant reserves of metals which have not yet b

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问题 It is true that there are still abundant reserves of metals which have not yet been______, but it is necessary to take steps to ensure that alternative materials are substituted whenever possible.

选项 A、utilized
B、mobilized
C、acquired
D、cultivated

答案 A

解析 utilize表示“利用”的意思：mobilize意为“动员”，如：Our county’s in great danger；we must mobilize the whole nation．我们正处于严重的危险之中，我们必须把全国人民动员起来。acquire 意为“获得”，如：She acquired knowledge of the English by careful study．她认真学习而精通英语。但acquire knowledge (education)，不说acquire reserve

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It is true that there are still abundant reserves of metals which have not yet b

Itistruethattherearestillabundantreservesofmetalswhichhavenotyetb

Thecaterersmustknow______howmanypeoplecomefordinner.A、abundantlyB、appr

Whatisthepurposeofthe"GreenMovement"?A、Tomakefulluseofthemetalslef

THESENSEOFSMELL1Smellisthemostdirectofallthesens

Thewaypeopleclingtothebeliefthatafull-filled,pain-freelifeequal

WhichofthefollowingunderlinedwordsdoesNOTindicatewillingness?A、Hewill

Oneofthebitterestandmosttime-worndebatesinstudentunionbarsupand

反复使用抗生素，细菌会出现（）。A：耐受性 B：耐药性 C：致敏性 D：

行政责任的追究机关的行政行为()A.可以协商解决 B.可以剥夺人身自由

(GDP)：C+I+G+(X—M)，此公式运用的核算方法是()。A.生产法

151、电流互感器的电流误差，一般规定不应超过()。(A)5%；(B)

从所给的四个选项中，选择最合适的一个填入问号处，使之呈现一定的规律性：

男性，15岁，6小时前跑步时摔倒，右肘部着地。查体：右肘肿胀，压痛，半屈位畸形，