6) A错。此处的them指主语plants,rid是及物动词,由于主语与宾语指同一物,故应使用反身代词themselves。
7) D错。 改为for himself。
IV 不 定 代 词
一、“every”(每一个)只作为定语使用,即必须在其后加上单数可数名词构成名词短语,它不可与everyone(每一个)混淆。 everyone相当于名词,它不可修饰其他名词,只作主语或宾语
1) Every [A] knows that hospitals are institutions where the sick are treated, but how many [B] realize that they were once [C] homes for the indigent and the friendless [D] ?
2) Everyone [A] child in the United States must [B] receive [C] some form of educational instruction [D] .
二、“much”和“many”分别修饰不可数名词和可数名词,可作为代词(如much of)和形容词使用
3) Food seasoning plays an important [A] role in the cooking [B] customs of much [C] cultures in [D] the world.
4) The general sales tax has been [A] a major source of income for state governments, much [B] of which derive more than half [C] of their budgets from [D] it.
5) Data received from [A] two spacecraft indicate that there is many evidence [B] that huge thunderstorms are now occurring [C] around the equator [D] of the planet Saturn.
三、 “some”和“any”是表示不定数量的代词,相当于汉语的“一些”,作定语可修饰可数名词复数或不可数名词,其中some(包括它的合成词something,someone, somebody)多用于肯定句,而any(包括它的合成词anything, anyone, anybody)则用于疑问句和否定句中,其中any在否定句中相当于汉语中的“任何”;形容词修饰something, someone, somebody, anything, anyone, anybody, nothing, nobody时,形容词要放在这些词的后边
6) Historians [A] have never reached some general [B] agreement about [C] the precise causes of the [D] Civil War in the United States.
四、“another”和“other”分别表示“另外的一个”(an+other)和“另外的”“其余的”意思,可以用作定语修饰名词或单独作主语与宾语,其中前者只用来修饰或指代单数可数名词,后者修饰单复数名词和不可数名词,二者不能相互混淆
7) Lizards lack [A] the builtin body temperature control [B] many another [C] creatures possess [D] .
8) Some bacterium are extremely [A] harmful, but anothers [B] are regularly [C] used in producing cheeses, crackers, and many other foods [D] .
9) Like [A] most another [B] art forms, the Greek tragedy had [C] its origins in religious [D] observances.
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