As time ______, my mother gets older and older.
.It will at least take five months to repair the ship that was seriously __________by the hurricane.
You have to keep on learning if you want to keep __________with the development of modern science and technology.
We have to __________a time to discuss the matter again.
—Why haven’t you bought any butter? —I __________to but I forgot about it.
----- I’m sorry, but we really can’t offer you the job if you haven’t get a higher education. ----- What a pity! I___________ hard at high school.