【单选题】The brains of identical twins are genetically identical. When only one of a pair of identical twins is a schizophrenic, certain areas of the affected twins brain are smaller than corresponding areas i...
A.
The brain of a person suffering from schizophrenia is smaller than the brain of anyone not suffering from schizophrenia.
B.
The relative smallness of certain parts of the brains of schizophrenics is not the result of schizophrenia or of medications used in its treatment.
C.
The brain of a person with an identical twin is no smaller, on average, than the brain of a person who is not a twin.
D.
When a pair of identical twins both suffer from schizophrenia, their brains are the same size.
E.
People who have an identical twin are no more likely to suffer from schizophrenia than those who do not.
【简答题】完型填空There were once three sons of a wealthy businessman. ___1___ they met, the two eldest,who were twins, ___2___ to quarrel about which of them should be his father’s heir (继承人). The youngest, who wa...