4. If _______ in the fridge, the fruit can remain fresh for more than a week.
A: keeping
B: be kept
C: kept
D: to keep
A: keeping
B: be kept
C: kept
D: to keep
举一反三
- If ____in the fridge, the fruit can remain fresh for more than a week.
- food __________(keep ) fresh in the fridge. A: keeps B: is kept C: keeping D: kept
- （）the room temperature, she kept the heater on. A: Kept on B: Keeping up C: So as to keep up D: To keep up
- Ihopeyouenjoy____them. A: tokeep B: keeping C: keep D: kept
- Our room must ( ) clean. A: to keep B: be keeping C: be kept D: keep