A.rice B.rise C.lower D.hoist
单项选择题紧急情况()
A.emergency B.embark C.enough D.engine
单项选择题介绍我自己()
A. tell me the way to B. have a rest C. see a doctor D. introduce myself
单项选择题检疫官员()
A.chief engineer B.sanitary officer C.second engineer D.third enginer
单项选择题港务局()
A. port state B. port area C . port control D. port authority
单项选择题松出()
A. slack away B. take in C. hold on D. let go