[单项选择]The fact is that motherhood makes the heaviest demands in______the areas of least experience.
A. that it might be called
B. what might be called
C. which might be called
D. it might be called

[填空题]
In shopping malls, the assistants try to push you into buying "a gift to thank her for her unselfish love". When you log onto website, a small pop-up invites you to book a bouquet for her. Commercial warmth and gratitude are the atmosphere being spread around for this special Sunday in May.
(46) The popularity of Mother’s Day around the world suggests that Jarvis got all she wanted. In fact, she got more—enough to make her horrified.
(47) They buy, among other things, 132 million cards. Mother’s Day is the No. 1 holiday for flower purchases. Then there are the various commodities, ranging from jewelry and clothes to cosmetics and washing powder, that take advantage of the promotion opportunities. Because of this, Jarvis spent the last 40 years of her life trying to stop Mother’s Day. One protest against the commercialization Mother’s Day even got her arrested—for disturbing the

[单项选择]Motherhood may make women smarter and may help prevent dementia in old age by bathing the brain in protective hormones, US reseachers reported on Thursday.
Tests on rats show that those who raise two or more litters of pups do considerably better in tests of memory and skills than rats who have no babies, and their brains show changes that suggest they may be protected against diseases such as Alzheimer’s. University of Richmond psychology professor Craig Kinsley believes his findings will translate into humans.
"Our research shows that the hormones of pregnancy are protecting the brain, including estrogen, which we know has many neuroprotective effects, " Kinsley said.
"It’s rat data but humans are mammals just like these animals are mammals, " he added in a telephone interview. "They go through pregnancy and hormonal changes. "
Kinsley said he hoped public health officials and researchers will look to see if having had children protects a woman from Alzheimer’s an
A. The experiments on the rats have nothing to do with humans.
B. The experiments on the rats are very important for animals.
C. The experiments on the rats are much the same on humans.
D. The experiments on the rats are much the same on other animals.