There may be a need for practicing the piano if you expect your students__this song smoothly.
举一反三
- There may be a need for practicing the piano if you expect your students ______ this song smoothly. A: playing B: play C: to play D: played
- There may be a need for retraining if you expect employees_________new technology.
- There may be a need for retraining if you expect employees ______ new technology.
- You may need to invite your boss or coworkers ______ for dinner.
- John, look at the time. () you play the piano at such a late hour A: Must B: Can C: May D: Need