Considering the time limits, we also provide CDs ________ our students may prefer to study at home.
Calculations,which are astronomically exact,have been made ________ with the use of computers.
What do you think of the suggestion ________ we organize a football club?
—Did you remember the days ________ we studied in the university? —Certainly.Especially the hard times ________ we spent together.
There is a ________ cup on the table.
The boy went swimming in the deep lake,________ his mother’s fear for his safety.