从理论上来讲，有三种可能性。
A: In theory, three things could happen.
B: In practice, three things could happen.
C: In theory, three things happened.
D: In practice, three things happened.
A: In theory, three things could happen.
B: In practice, three things could happen.
C: In theory, three things happened.
D: In practice, three things happened.
举一反三
- Leadership is about three things: capability, __________, and _________.
- In the film Flipped, what are the three things that July believed in
- We must do everything possible to prevent such things from ________ again. A: happening B: to happen C: being happened D: happen
- What are the three things that Juli Baker believes in the movie Flipped?
- Paragraph Three: What are the oldest communities of living things on the Earth?