【单选题】【消耗次数：1】
一种角砾状碎块岩石为非海相成因，其组成为碎屑物质和沉积岩石，且与周围母岩性质相同，这种岩石是（ ）。（1.0分）
①
A.角砾岩
②
B.砾岩
③
C.浊积岩
④
D.生物碎屑岩
参考答案：
复制
纠错
相关题目
【单选题】
形成砾岩的成岩作用方式最有可能的是（ ）。。（1.0分）
①
A.压实作用和胶结作用；
②
B.重结晶作用和分异作用；
③
C.重结晶作用和交代作用；
④
D.变质结晶作用和岩浆作用
随机题目
【单选题】
Anything that is ____ must be attended to immediately.
①
critical
②
essential
③
urgent
④
immense
【单选题】
He_____ comb his hair at the table, even though he knows I
don’ t like it．
①
shall
②
may
③
will
④
can
【单选题】
A good manager is both competent and ____.
①
available
②
sufficient
③
efficient
④
effective
【单选题】
You are ____ to decide for yourself.
①
old enough
②
as old enough
③
enough old
enough old as
【单选题】
Breaking Mary’s doll was purely ____. John didn’t mean to
do it.
①
incidental
②
accidental
③
occasion
④
opportunity
【单选题】
Televisions enable us to see things happen almost at
the exact moment ____.
①
which they are happening
②
they are happening
③
which they happen
④
they have happened
【单选题】
It is the ability to do the job_____ matters, not where you
come from or what you are.
①
one
②
that
③
what
④
if
【单选题】
Mac’s close ____ to his brother made people mistake them for one another.
①
resemblance
②
identity
③
appearance
④
relationship