Even though there is________ fuel, the current rate of increase of energy consumption can’t continue for any longer.
Bring the plants into a warm room ________ they will grow quickly.
It is reported that it is 100 years ______ Qinghua University was founded.
The boy, as well as his friends, _______ watching TV last night.
______ is known to all, Taiwan is a part of China.
It was ______that all of us were tired out when we arrived.