[单项选择]　Text 　　After 20 years of marriage, a husband may still not understand his wife. How is it that she is never at a 26 for words How can she 27 the names of a couple they met on 28 years ago Now we know 29 to tell him: it’s her brain. 　　Although there are obviously cultural 30 for the differences in emotions and behavior, 31 breakthrough research reveals that the 32 of many puzzling differences between men and women may 33 in the head. Men’s and women’s brains 34 much in common, but they are definitely not the same 35 size, structure or insight. Broadly speaking, a woman’s brain, like her body, is ten to fifteen per cent smaller than a man’s, 36 the regions dedicated to language may be more densely 37 with brain cells. 　　Girls generally speak earlier and read faster. The reason may be 38 females use both sides of the brain when they read. In 39 , males rely only on the left side. 　　At every age, women’ s memories 40 men’ s, They have a great
A. bottom
B. basis
C. root
D. stem

[单项选择]　Text 　　After 20 years of marriage, a husband may still not understand his wife. How is it that she is never at a 26 for words How can she 27 the names of a couple they met on 28 years ago Now we know 29 to tell him: it’s her brain. 　　Although there are obviously cultural 30 for the differences in emotions and behavior, 31 breakthrough research reveals that the 32 of many puzzling differences between men and women may 33 in the head. Men’s and women’s brains 34 much in common, but they are definitely not the same 35 size, structure or insight. Broadly speaking, a woman’s brain, like her body, is ten to fifteen per cent smaller than a man’s, 36 the regions dedicated to language may be more densely 37 with brain cells. 　　Girls generally speak earlier and read faster. The reason may be 38 females use both sides of the brain when they read. In 39 , males rely only on the left side. 　　At every age, women’ s memories 40 men’ s, They have a great
A. important
B. mysterious
C. special
D. clear