95. (29661-!-item-!-188;#058&003962) Unlike frogs that metamorphose from tadpoles into adults within a one-year period, it takes three to four years for the mountain yellow-legged frog of the Sierra Nevada to reach adulthood, and so theyare restricted to deeper bodies of water that do not dry up in summer or freeze solid in winter. (E) mountain yellow-legged frogs of the Sierra Nevada take three to four years to reach adulthood,and so they are (E) 正确, 比较对象mountain yellow-legged frogs置于句首,比较更加有效,且符合比较双方数量对等原则; take some time to do符合习惯用法; 使用and连接因果关系的句子符合逻辑意思
131. (31462-!-item-!-188;#058&004501) The particular design of muscles and bones in the neck and limbs of the turtle allow that it can draw in its exposed parts such that an attacker can find nothing but hard shell to bite. (B) allow it to draw in its exposed parts, and so (B) allow应该用第三人称形式;and与so都是连词,重复。 (E) allows it to draw in its exposed parts, so that (E) 正确,allows与单数主语design一致,so that引导目的状语从句。
请问and so是否可以连用呢?95题说连接因果~~131题说都是连词,重复~好纠结,求NN解答!非常感谢!
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