He asked _______.
The computer was used in teaching. As a result, not only _______, but students became more interested in the lessons.
They are sure that they can make ______ possible for their model cars to run without electricity.
Germany nipped Ghana 1-0 in their last World Cup Group D game, _______ sent both teams into the last 16 at 2010 World Cup.
The Internet gives people the chance to have the information _______ quickly and cheaply.
I have told you the truth. _______I keep repeating it?