英语专业四级词汇语法练习题(二) (A)1
Nowhere in nature is aluminum found free, owing to its always___a_with other elements, most commonly with oxygen
being combined B
having combined C
to combine D
combined( )2
Physics is the present day equivalent of ____used to be called natural philosophy, from ____ most of present day science arose
which , what B
that, which C
what, which D
what, that( )3
On no account ____ever leave the baby at home alone
should you B
you should C
shall you D
you shall( )4
____the center of our planetary system was considered as heresy by the church in the Middle Ages
It is the sun and not the earth B
That the sun and not the earthC
Being the sun and not the earth D
The sun and not the earth5
The reason that his property was confiscated by the country,it