We must do our best to prevent such a thing _______ happening again.
举一反三
- We must do everything possible to prevent such things from ________ again. A: happening B: to happen C: being happened D: happen
- This is the best thing to do in memory of our beloved teacher. A: This is the best thing that we can do in memory of our beloved teacher. B: This is the best thing what we can do in memory of our beloved teacher. C: This is the best thing in that we can do in memory of our beloved teacher.
- We must do our best to ( ) the pollution of the environment. A: hinder B: invade C: prevent D: help
- We must do everything possible to prevent such things from ________ again.
- 英译中：Better days will return: we will be with our friends again; we will be with our families again; we will meet again.