You can' t ______your promise; all the people here are depending on you.
A: back off
B: back up
C: back on to
D: back out of
A: back off
B: back up
C: back on to
D: back out of
举一反三
- A money back __________ is a promise by the seller to give you your money back if you are not satisfied with the goods you bought.
- You can go out ______ you promise to be back before 10 o'clock.
- Put your hands behind your back. Don’t speak. We’ll ___________ in ten minutes. A: back B: be back C: are back D: are back to you
- Perhaps you will change your mind and ____your resignation. A: go back B: take back C: pay back D: come back
- What time do you think________ A: will Tom come back B: Tom will come back C: is Tom coming back D: can Tom get here