急问两题，快考试了，谢谢

西瓜老虎

Regardless of their form or function, all aerodynamically enhanced, curved objects made for throwing have been called boomerangs by non-Australians even since 1788, when Europeans saw Dharug-speaking men tossing “bumariny” in the area later known as Sydney.

 

1. Regardless of their form or function, all aerodynamically enhanced, curved objects made for throwing have been called boomerangs by non-Australians ever since 1788,
2. Regardless of their form or function, any aerodynamically enhanced, curved object made for throwing has been called a boomerang by non-Australians ever since 1788,
3. Ever since 1788, non-Australians have called all aerodynamically enhanced, curved objects made for throwing boomerangs, regardless of their form or function, from
4. Ever since 1788, any aerodynamically enhanced, curved object made for throwing has been called a boomerang by non-Australians, regardless of its form or function, from
5. Non-Australians have called all aerodynamically enhanced, curved objects made for throwing boomerangs ever since 1788, regardless of their form or function, from

为什么a不是c呢

Because an oversupply of computer chips has sent prices plunging, the manufacturer has announced that it will cut production by closing its factories for two days a month.

 

1. Because an oversupply of computer chips has sent prices plunging
2. Because of plunging prices for computer chips, which is due to an oversupply
3. Because computer chip prices have been sent plunging, which resulted from an oversupply
4. Due to plunging computer chip prices from an oversupply
5. Due to an oversupply, with the result that computer chip prices have been sent plunging

这个，我看哪个都对啊，

高人指点一下啊

haha666

不过我知道为什么有些选项要用from，就排除了；本以为会考时态，但没有。A,B徘徊了一下，觉的是把一类称作XX，所以用复数好点，还是等NN解答吧...

第二题，我首先吧due to排除了，ETS不认为due to能代替because；B选项这表达也太wordy了，而且which指代错误；A,C中选，C的which指代错误，选A

aeoluseros

1.from when一定错。when一定要接在先行词(antecedent)后面。from后面也必须是名词

  Ever since 1788应该跟后面修饰它的成分连在一起比较紧凑。

2.这题貌似没见过，选A吧?

sunny8843

赞同LS的~