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多谢大家了！
26. [A]Because[A] it is often dependent [E]of[E] the conditions of crystallization, the composition of the

這個應該是語法問題吧..

大家帮帮忙

26. [A]Because[A] it is often dependent [E]of[E] the conditions of crystallization, the composition of the [C]minerals[C] in a rock can be important [D]in determining[D] the rock's geologic history.
KEY IS B.

改成depend on

32. Fats and fixed oils are greasy [A]or[A] waxy substance that ill [C]their[C] pure state are [D]normally[D] tasteless, colorless, and odorless.
KEY IS B.

把subsyance改成复数形式啊，另外ill有名词词性和副词词性，在某些特定情况下可以做及物动词（好象不是目前这种情况），但我想是不是这里ill的词性也有变化呢~？

39.[A]During first[A] ten years of the Space Age, which began in 1957, more than 500 artificial satellites were rocketed [D]into orbit[D] around the Earth.
KEY IS A.

加了定冠词the以后变成into the orbit around the Earth是不是更有问题呢？

一种假设而已。。。哈哈