can't play baseball a all i don't know what baseball is like.I can't play ( ) baseball at all,i don't know what ( ) baseball is like.A.a,a B.the,a C./,a D./,/

can't play baseball a all i don't know what baseball is like.I can't play ( ) baseball at all,i don't know what ( ) baseball is like.A.a,a B.the,a C./,a D./,/
can't play baseball a all i don't know what baseball is like.
I can't play ( ) baseball at all,i don't know what ( ) baseball is like.
A.a,a B.the,a C./,a D./,/

can't play baseball a all i don't know what baseball is like.I can't play ( ) baseball at all,i don't know what ( ) baseball is like.A.a,a B.the,a C./,a D./,/
玩球类中间不加冠词：play baseball
第二个空的baseball指的就是垒球的那个球,是可数的,所以用a
综上,选C

选 C
打棒球 play baseball
baseball可数的，所以用a
I can't play baseball at all, i don't know what A baseball is like.
我不会打棒球,我不知道一个棒球长什么样。

选C 第一个是泛指，第二个是指其中的一个

选c、、、、、、

C， 前面指的是球类运动，而后者指的是baseball这个球。。。
全句意思是，我不会打棒球，我不知道棒球长什么样子

C
前面说的是我根本不会玩baseball这类游戏

所以我不知道一个baseball长啥样