II状 语 从 句
一、时间状语从句:主要由when,whenever,after,before,as,(ever)since,once,as soon as,(not)until,while等连词引导
1) ,Alexander Graham Bell was still a young man.
[A] He invented the telephone
[B] The telephone was invented
[C] His invention of the telephone
[D] When he invented the telephone
2) The small greenish flowers of the American elm tree appear in the spring, .
[A] is grown long before the leaves
[B] long before the leaves grow
[C] the leaves before growing long
[D] the growth of leaves before long is
3) _,heat is produced.
[A]The mixing together of certain chemicals
[B]Whenever certain chemicals are mixed together
[C]Certain chemicals mixed together
[D] That certain chemicals are mixed together
二、结果状语从句:考试中主要集中在“so…that”(这样……以致) 引导的状语从句,除此之外,还有“such…that”等其他连接词可以引导
4) Lucretia Mott’s influence was too significant [A] that she has been credited [B] by some authorities [C] as the originator [D] of feminism is the United States.
5) Dorothy Parker’s satirical [A] verse was quite [B] popular that her books of poetry [C] appeared [D] on bestseller lists.
三、让步状语从句: 让步状语从句通常由(even)though,although,no matter,even if ,however,whatever等词引导
6) Hippopotamuses, a great deal of time submerged in lakes or rivers,do not feed in the water.
[A] spend
[B] they spend
[C] although they spend
[D] which they spend
7) do not have webbed feet, gallinules are excellent swimmers.
[A] They
[B] Even though they
[C] That they
[D] It is when they
四、原因状语从句: 原因状语从句可由as,because,since及for引导,而托福考题集中在由“because”引导的从句
8) Nelon is said to be inert does not react easily with other substances.
[A] becaues of it
[B] because it
[C] it is because
[D] is because it
9) Helium is safer than hydrogen it can
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