Mei Li:
What is the ancient process by which materials such as metal or glass are heated and then cooled slowly to ease forces produced by shaping??
Shuai Zheng:
annealing
Mei Li:
Which county shares borders with Norfolk, Suffolk, Essex, Hertfordshire, Bedfordshire and Northamptonshire??
Shuai Zheng:
cambridgeshire
Mei Li:
In May 1950, Celal Bayar became the third President of which European country??
Shuai Zheng:
turkey