I _____ two hotels but they are both fully booked up.
A: have tried
B: tried
C: try
D: will try
A: have tried
B: tried
C: try
D: will try
举一反三
- I stayed up all night ______ to find a new solution to the problem A: trying B: have tried C: try D: tried
- If you cannot open the box, can I have ______________? A: try B: a try C: tries D: tried
- In vain_______to get in touch with the Embassy. A: did they try B: tried they C: they tried D: they have tried
- I stayed up all night（）to find a new solution to the problem. A: had tried B: try C: trying D: tried
- In vain______ to get in touch with the authorities. A: they tried B: did they try C: they have tried D: the had tried