1.  The professor turned his back and quickly wrote a series of equations and complex symbols on the blackboard.

2.  I stride quickly in order to catch up with her.

3.  Endured to the heat of the sun, although, the temperature hasn't already soared to the top quickly this day, people and pets who give up the relaxed and happy activity outside reluctantly, have hided in their shelters in advance with a working air conditioning from morning to night.

4.  Thirdly, hurry up, do not waste time and do it as quickly as I can.

5.  Finally, I am sure that if I work hard , I will quickly improve my english.

6.  In addition since I am so eager to taking the GRE exam I should start it as quickly as I can for example remember the vocabulary .

7.  And I can not remember words and phrases quickly.

8.  First one, I need to read English literatures easily, only then can I absorb knowledge in any field quickly.

9.  Last but not least, as relevant departments have provided the framework for running our business, we must issue consistent policies and regulations to respond quickly.

10.  Society changes faster and faster, so what is learned when we are young tend to be quickly outdated day by day.