YOU SAID:
im about to take a test
INTO JAPANESE
テストを受けようとしている
BACK INTO ENGLISH
I'm about to take a test.
INTO JAPANESE
私はテストを受けるつもりです。
BACK INTO ENGLISH
I'm going to take the test.
INTO JAPANESE
私はテストを受けるつもりです。
BACK INTO ENGLISH
I'm going to take the test.
That didn't even make that much sense in English.