The Monkey King can't turn himself into aThe Monkey King can't turn himself into a person ()he can hide his tail A.unless B.if C.when D.before

The Monkey King can't turn himself into a
The Monkey King can't turn himself into a person ()he can hide his tail A.unless B.if C.when D.before

unless “除非”的意思

A.

A unless
猴王把尾巴藏起来才能变作人的摸样。