A smoker at 5,000ft altitude experiences physiological effects requirement to being a non-smoker at（ ）
举一反三
- A _________spray can help smoker quit the habit.
- He was a heavy smoker and died of lung cancer, which proves the ________ that smoking kills.
- It is really not easy to keep him from ____________. A: smoke B: smoker C: smoked D: smoking
- Do you mind my （） here A: smoke B: smokes C: smoking D: smoker
- 阅读并运行代码，完成问题： clear;clc; Gender = ["male";"female";"male";"female";"male"]; Smoker = logical([1;0;1;0;0]); Weight = [176;163;131;133;119]; T = table(Gender,Smoker,Weight); %按性别和吸烟状况分组，计算平均体重 G = groupsummary(T,{'Gender','Smoker'},'mean','Weight') 则男性吸烟的平均体重为(单位为磅)