【单选题】
_________ no money, we could do nothing.
【单选题】
We’ve missed the last bus. I’m afraid we have no ________ but to take a taxi.
【单选题】
If we work with a strong will, we can overcome any difficulty, ____ great it is.
【单选题】
____ there is little we can do to modify the weather,
we can at least know what kind of weather to expect.
【单选题】
None of us can work out the puzzle, _____ we?
【单选题】
20. ______ you can’t answer this question, we have to ask someone else for help.
【单选题】
Not only ______ our money, but we were also in danger of losing our lives.
【单选题】
17.I dont think we can finish all the work before Friday, ____we?
【单选题】
While we admit his good points, we can see his bad ______.
【单选题】
If we hadn’t got a lift, we ____ the top flat so soon.