—Tom,did you break the vase I bought yesterday?—It was not my .The floor was so slippery that I fell down and knocked it off the table.
twice a year, whether it is a car or a bus or a truck, is the rule that every driver must obey in this city.
, he wanted to buy his son a cheap toy for his birthday.
They considered a computer, which was considereda great help in their work.
If we can our present difficulties, then everything should be all right?
---Is there anything wrong, Bob? You look sad. ---Oh, nothing much.In fact, I of my friends back home.