Question When changing lanes: Answers Check your side mirror and look over your shoulder to make sure the lane is clear. Check the inside rearview mirror. Slow down. Explanation Before changing lanes, you should check your side mirrors and look over your shoulder to make sure it is safe to proceed. Pass your DMV Written Test with flying colors Take me to the cheat sheet Arizona This questions appears in the following tests: Arizona Practice Test 23 Connecticut Practice Test 6 Mississippi Practice Test 24 Alabama Practice Test 28 Arkansas Practice Test 3 Arkansas Practice Test 17 California Practice Test 45 Delaware Practice Test 3 District Of Columbia Practice Test 2 Iowa Practice Test 34 Kansas Practice Test 15 Kansas Practice Test 12 Kentucky Practice Test 30 Kentucky Practice Test 24 Maine Practice Test 45 Maine Practice Test 8 Maryland Practice Test 5 Maryland Practice Test 8 Nebraska Practice Test 14 New Mexico Practice Test 2 Rhode Island Practice Test 1 South Carolina Practice Test 21 South Dakota Practice Test 9 South Dakota Practice Test 9 Tennessee Practice Test 15 Wisconsin Practice Test 29 Wyoming Practice Test 15