The science of medicine, _____ progress has been very rapid lately, is perhaps the most important of all the science.
This year __________ to be another good one for harvests.
If a web page asks for some personal information, you need to find out if the page is __________ or not.
Perhaps it is true that nobody in the world knows exactly how the earth __________.
-- Why don’t we choose that road to save time ? --- The bridge to it __________.
The harm which __________ his health is out of our imagination.