I ________ work out the problem at first, but after my teacher showed me an example, I ________ get the answer easily.
Progress ________ so far very good and we are sure that the work will be finished on time.
—Why don't you go home? —Because a lot of work________yet.
I'll return the book to the library as soon as I________it.
This is the best dinner that I________.
—Isn't it hard to drive downtown to work? —Yes,that's why I________to work by train.