请教大家，一英文翻译

put A, B, C into the three test tubes respectly at the same time.

put A, B, C into the three test tubes respectively at the same time.(namely A into A,B into B,C into C)

add A, B, C respectively to 3 test tube
add A to A-test tube, add B to B-test tube, add C to C-test tube

In the test tube 3, respectively, at the same time by adding A, B, C
3 in a test tube by adding A, B, C (ie A to A tube, B to B control, C to C control)

In three tube and join in the type A, B, C
In three tube were added to A, B and C (i.e. A to A pipe, B, C to B C)

add A,B,C to three test rubes at the same time.
add A,B,C separately to three test tubes.