We should brush our __________ twice a day.
A: tooth
B: teeth
C: tooths
D: teeths
A: tooth
B: teeth
C: tooths
D: teeths
举一反三
- We should brush our ______ every day. A: tooth B: teeth C: hand D: face
- The girl often brush her( )before she goes to bed. A: tooth B: tooths C: teeth D: teeths
- Dr.Smith is going to pull out one of my _________. A: teeth B: tooth C: teeths D: tooths
- what should we do when we brush our teeth according to the conversation?
- You _____________ brush your teeth at least twice a day. A: should B: shouldn't C: mustn't D: can't