David had prepared carefully for the chemistry exam, as he wanted to be sure of passing it at the first _____.
We waited _______ for the bus.
The first textbook _______ for teaching English as a foreign language came out in the 16th century.
Careless driving _______ a lot of highway accidents.
We won’t give up _______ we should fail ten times.
In some parts of the world, tea _______ with milk and sugar.