The old castle is well _____ visiting.
Is this the museum _____we visited last year?
Though they are not very sure of the long-term ,all the scientists agree to start_____,all the scientists agree to start the research immediately.
--- I think you'd better type this letter again before Mr Smith sees it.--- Oh, dear! (2008 . 江西)
---Honey, let's go out for dinner.---_______I don't have to cook.(2010.重庆)
--- Shall we go out for a walk?--- Sorry. This is not the right_______ to invite me. I am too tired to walk. (2008 .江西)