Unit 5 What an adventure!
预习·新知早知道
port
unaware
guideline
charge
ahead
permit
chapter
nut
surround
broad
beneath
male
charge
surrounded
guidelines
male
permitted
unaware
beneath
ahead
servant
broad
servant
consumer
unaware
woolen
gradually
injured
permission
depth
astonishment
surrounding
描述这样的奇观
船员
在大白天似的