I think his method is worth ________.
A: to try
B: to be tried
C: being tried
D: trying
A: to try
B: to be tried
C: being tried
D: trying
举一反三
- In vain ______ to convince him. A: I tried B: tried I C: did I try D: was I trying
- I stayed up all night（）to find a new solution to the problem. A: had tried B: try C: trying D: tried
- I stayed up all night ______ to find a new solution to the problem A: trying B: have tried C: try D: tried
- I think his method is worth ________.
- This ten-year-old boy lost his life () his classmate in the water. A: trying to save B: tried to save C: to try saving D: to try to save