I know that from A to Z.选项A:从A到Z.选项B:从头到尾.选I know that from A to Z.选项A:从A到Z.选项B:从头到尾.选项C:字母表.选项D:距离很远.

I know that from A to Z.选项A:从A到Z.选项B:从头到尾.选I know that from A to Z.选项A:从A到Z.选项B:从头到尾.选项C:字母表.选项D:距离很远.
I know that from A to Z.选项A:从A到Z.选项B:从头到尾.选
I know that from A to Z.选项A:从A到Z.选项B:从头到尾.选项C:字母表.选项D:距离很远.

I know that from A to Z.选项A:从A到Z.选项B:从头到尾.选I know that from A to Z.选项A:从A到Z.选项B:从头到尾.选项C:字母表.选项D:距离很远.
d

B

B

B

.B

D

a

Mean:我对此很清楚 B

如果是考试吧就选C，是一项很文艺的话就应该是B或D，是普通理解就是选A或C。嘿嘿

我知道得很清楚。（A-Z指的是所有内容）
应解释为：我对此了如指掌。 我对此很清楚。

选择B

B