You should keep your eyes when you do eye exercises.A. closeB. openC. closedD. opened

问题补充：

You should keep your eyes when you do eye exercises.

A. close

B. open

C. closed

D. opened

答案：

A. close

B. open

(答案→)C. closed

D. opened

解析：此题考查keep sth+ adj表示让某物或人保持某种状态，做眼睛保健操时应让眼睛紧闭。