—What’s the matter with the man hanging his head there?—Well, if you _______ know, he was caught stealing my bike.
. It was not until Maggie had arrived at her office _____ her appointment with the doctor.
.When _____ my childhood, I get lost in happy memories of times now gone forever.
----- Now that you like the portable personal computer so much, why not buy one? It is of great use to your work. ---- Well, I can’t afford _____ computer at present.
Hurry up! By the time we get to the church, the marriage service _____.
. In Beijing Olympics, Michael Phelps (迈克尔.菲尔普斯) swam into Olympic history, ____ the first athlete ____ the most gold medals ever.