A: 正确
B: 错误
举一反三
- The female of Trichinella spiralis is larger than the male.
- The female of Trichinella spiralis is larger than the male.
- Male's brain is 10% larger than the brain of female。（ ）
- Generally speaking,female Tubiechong are smaller than male Tubiechong.
- Male job is higher than female in every education category.
内容
- 0
Male friends are more open and intimate than female friends.
- 1
In normal situations, ____ speakers tend to use more prestigious forms than their ____ counterparts with the same social background.? young;old|female;male|male;female|old;young
- 2
1. According to the research, female managers are more bossy than male managers.
- 3
【单选题】生成如下数据框的语句是? weight height gender age 1 80 180 male teen 2 75 170 male teen 3 60 165 female adult 4 52 150 female adult A. X ,gender=c("male", "male", "female", "female"),age=c("teen","teen","adult","adult")) B. X ,gender=c("male", "male", "female", "female"),age=c("teen","teen","adult","adult")) C. X ,gender=c(male, male, female, female),age=c(teen,teen,adult,adult)) D. X ,gender=c("male", "male", "female", "female"),age=c("teen","teen","adult","adult"))
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'surplus male and female' means single or unmarried male and female.