--Are you happy with your new computer?
--No, it is ________ me a lot of trouble.
---- Did you visit the Big Ben in London?
---- No, we ______ it, but we spent too much time shopping.
---Would you please save this seat for me?
----______.
---Have you bought any dress while shopping?
---I am sorry to tell you when I tried on all the dresses in the shop and _____ satisfied me.