文体的意义和特征,并非主要来自于文章的自身属性。
参考答案:对
_____going to the shop and buy some toys? [ ]
A. What about
B. Why not
C. Would you like
D. Why don't you
为使分离器的分离效果和电泵正常工作,套压不得超过()
A、5MPa
B、4MPa
C、2MPa