—I’ve met him dozens of times, but I still don’t know his name.—I hope this won’t happen again.
—What smells terrible?—Sorry,I’ll________my shoes and wash them at once.
—Have you worked out the problem,Jane?—Yes,of course.I have just________to the teacher’s office.
—There________be a lot of animals in the forest,but now we can hardly see them.—We’re supposed to do something.
—Where are you off to for your winter vacation?—I am off to a place________I can relax.
In the 1960s,a lot of old city walls in Beijing________because people thought them useless.