Always introduce the male to the female.
举一反三
- 'surplus male and female' means single or unmarried male and female.
- · You will hear the conversation twice. The two groups they will compare and contrast will be A: male and female. B: female friends. C: different age groups.
- 【单选题】When receiving the foreign visitors, it is wrong to introduce people like this (). A. introduce the male to the female B. introduce the young to the old C. introduce the early comers to the late comers
- Number the events in the order they happen. A: The male student stands up and leaves the table. B: The male student thanks the female student. C: They introduce themselves to each other. D: Two students are studying in the library. E: They shake hands with each other. F: The female student picks up the wallet and runs after the male student.
- 【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"))