单项选择题
A person reports to you with a fishhook in his thumb. To remove it you should（）.
A.pull it out with pliers B.cut the skin from around the hook C.push the barb through，cut it off，then remove the hook D.have a surgeon remove it
单项选择题 （）is used for lifting cargo.
单项选择题 Fire is under control，and（）.
