toefl questions

来源:百度知道 编辑:UC知道 时间:2024/05/17 05:01:41
1._____of word orihins is known as etymology.
why the answer is (the study)?
the other three choices are studying,to study, that studying.
please translate it by the way.
2.during the 1970s, the Pittsburgh Steelers enjoyed success_____by other professional football teams f the modern era of the game.
why the answer is unmatched?
the other three choices are was unmatched, is unmatched,the unmatched.
3.ceremonial versions of the flag of the United States are trimmed with a decorative fringe,____some oriental rugs.
A.like taht on
B.because
C.the way of
D.similarly
the answer is A.and please translate it.
4.IN order to be effective as a team,___oxen in a yoke must pull in the same direction with approximately equal force.
the answer is both ,why it can't be "both of"?

thank you for answering these questiongs! and we can communicate with GRE and TOEFL.
if I satisfy your answers,I will rise

1. the study of是对......的研究
而to study 和studying是非谓语动词,即表示动作。不是这个动作,而是此项研究。
2....enjoyed success unmatched...,这里unmatched短语是过去分词短语作后置定语,可以扩展为定语从句:...enjoyed (the) success that was unmatched by ....success是定语从句的先行词。
如果你选了is/was unmatched的话,那么定语从句中就缺少先行词了。
3.正式的美国国旗的样式有着精美的花边修饰,就向东方地毯的花边一样。
4.both osen, both of the oxen