“谁先使用谁就拥有财产权”是依据（）进行判定的。
A、大陆法系
B、成文法
C、英美法系
D、普通法
E、习惯法
参考答案：C, D, E
It was required that the tall building _______ at present because it is still new.
A．not pulled down
B．was not pulled down
C．not being pulled down
D．not be pulled down
_________ Michael Jackson has left us, his songs will be in our hearts forever.
A．However
B．Because
C．Although
D．But
