When asked to explain _____ he did to make his students so fascinated with his lessons, the teacher paused and thought deeply.
From the chart we can learn that the max temperature in Auckland is nearly 30C higher than ______ in Wellington.
New ideas sometimes have to wait for years before _____ .
To succeed in a scientific experiment _____ .
The long lasting war, ______ with blood and deaths, ended in people’s sadness, _______ no result.
On December 28, 2009, a terrible tsunami happened in the coasts of South and Southeast Asia, _______ over 25,0000 people.