建立3行3列全1矩阵A的命令是（ ）。 A: A=eye(3) B: A=eye(3,1) C: A=ones(3,1) D: A=ones(3)

以眼还眼，以牙还牙。 A: An eye for an eye and a tooth for a tooth. B: An eye for a eye and a tooth against a tooth. C: An eye for two eyes and a tooth for a tooth.

产生和A同样大小的全1矩阵的命令是（ ）。 A: eye(size(A)) B: ones(size(A)) C: size(ones(A)) D: size(eye(A))

产生所有元素均为1的2行3列矩阵的命令是（） A: ones（2，3） B: ones（3，2） C: eye（2，3） D: eye（3，2）

Eye candy 和eye broccoli 的语义相同。（

What kind of eye injury increased during the COVID-19 pandemic? A: Work-related eye injury B: UV germicidal light induced photokeratitis C: Sport-related eye injury D: Traffic-related eye injury

EYE COLOR Which of the following best describes your eye color?

There are times when I must move more slowly and make sure everyone else is on the same page and that we all see eye to eye as we move together."see eye to eye" means ( face to face).

Which of the following “ eye contact” is correct? A: always staring at the interviewer B: nodding while making eye contact C: don’t make eye contact D: don’t have any eye contact with the interviewer

a=eye(2,3); for n=a 的循环次数是（ ）次。 A: 1 B: 2 C: 3 D: 5