The medicine *cool,clean and dry.*处应选择哪个答案:A must keep B must be kept C must be carried D must be in

The medicine *cool,clean and dry.*处应选择哪个答案:A must keep B must be kept C must be carried D must be in
The medicine *cool,clean and dry.
*处应选择哪个答案:
A must keep B must be kept C must be carried D must be in

The medicine *cool,clean and dry.*处应选择哪个答案:A must keep B must be kept C must be carried D must be in
B

B

B
keep 保持..的状态的意思,本句的意思是药品应该保持干净和干燥的状态。

B
keep adj.保持...状态

B

B，被动语态。