要式法律行为
参考答案：
是指必须采用某种形式才能成立的民事法律行为，如保证合同、质押合同。
It is generally believed that teaching is ___________it is a science.
A．an art much as
B．much an art as
C．as an art much as
D．as much an art as
It is not how much money you will give us but that you are present at the ceremony really matters..
A．which
B．it
C．what
D．that
