求救prep两题～
52.In addition to her work on the Miocene hominid fossil record, Mary Leakey contributed to archaeology with her discovery of the earliest direct evidence of hominid activity and painstakingly documenting East African cave paintings.(A) Leakey contributed to archaeology with her discovery of the earliest direct evidence of hominid activity and painstakingly documenting(B) Leakey contributed to archaeology by her discovery of the earliest direct evidence of hominid activity and by painstakingly documenting(C) Leakey was a contributor to archaeology with her discovery of the earliest direct evidence of hominid activity and with her painstaking documentation of(D) Leakey's contributions to archaeology include her discovery of the earliest direct evidence of hominid activity and her painstaking documentation of(E) Leakey's contributions to archaeology include discovering the earliest direct evidence of hominid activity and painstaking documentation of 排除只剩下D和E，我选择了E，我读句意理解为ML的贡献包括了发现最早的证据和令人惊讶的记录。而D选项就是ML贡献包括她的发现（最早证据的发现）和她的记录。我觉得语意上D和E都通，这种情况下，我怎么选择呢？
54。Unlike using spices for cooking, in medicinal usage they are taken in large quantities in order to treat particular maladies. (A) Unlike using spices for cooking, in medicinal usage they are taken(B) Unlike spices that are used in cooking, in using spices for medicine, they are taken(C) Unlike cooking with spices, taking spices for medicinal use is done(D) In cooking, small quantities of spices are used, whereas in medicinal usage spices are taken(E) In cooking, the usage of spices is in small quantities, whereas in medicinal usage they are taken 这道题我排除剩下了D和E，但是选择了E，语法笔记里面有说E选项中they的指代不清楚，但是我读句意下来就直接认为they是spices，如果这样的话，就顺了，这样子的选项我怎么去比较D和E呢？-- by 会员 Kateez (2012/10/15 23:38:39)