He is a key _____ in the murder so we mu
题型:选择题
问题:
He is a key _____ in the murder so we must protect him from all kinds of danger.[ ]
A. witch
B. watcher
C. wizard
D. witness
He is a key _____ in the murder so we must protect him from all kinds of danger.[ ]
A. witch
B. watcher
C. wizard
D. witness