It _____ Mike and Mary who helped the old man several days ago.( )
A: are
B: were
C: was
D: had been
A: are
B: were
C: was
D: had been
举一反三
- It __________Mike and Mary who helped the old man several days ago.
- It _____ Mike and Mary who helped the old man several days ago. A: was B: are
- It _____ Mike and Mary who helped the old man several days ago. A: was B: are
- It ____ John and Billy who helped the old man several days ago. A: were B: is C: was D: are
- It _______ Mike and Mary who helped the old woman yesterday. A: was B: are C: were D: had been