举一反三
- The heart rate of a healthy adult in quiet environment is about（ ）
- 【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"))
- Basal metabolic rate takes （ ） of total daily energy expenditure.
- The meaning of a word is not an unanalyzable whole. It may be seen as a complex of different semantic features. For example, the meaning of the word "woman" may be analyzed into three components: . A: HUMAN, YOUNG, MALE B: HUMAN , YOUNG, FEMALE C: HUMAN, ADULT, FEMALE D: HUMAN, ADULT, MALE
- ---Hello, what is the ________ between Chinese RMB and US dollars?---It's about 6.4 yuan for 1 US dollar. A: currency rate B: change rate C: money rate D: exchange rate
内容
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The overall literacy rate of Cambodians is about percent.
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While taking an adult client’s pulse, the nurse finds the rate to be 140. The nurse would report and document this finding as
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Normal volume of urine one day for an adult is about
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中国大学MOOC: The relationship between the nominal rate of return, the real rate of return and the rate of inflation is(1 + nominal rate) = (1 + real rate)´ (1 + inflation rate).
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If the inflation rate is zero, then A: both the nominal interest rate and the real interest rate can fall below zero. B: the nominal interest rate can fall below zero, but the real interest rate cannot fall below zero. C: the real interest rate can fall below zero, but the nominal interest rate cannot fall below zero. D: neither the nominal interest rate nor the real interest rate can fall below zero.