____under the tree was a charming girl aged about seventeen or eighteen.
I should very much like to have gone to the party but I _________.
----I’m sorry, but there is no smoking on this flight. ----Oh, I _____ that. Sorry, I won’t again.
—I really don’t know how to thank you enough. —.
On our way to school, suddenly it began to rain, and we hurried to take______under a big tree.
I can still remember that it is since the 1990’s, _____ we began to use cell phones,_______ the number of mobile users has greatly increased.