What does interpreting symbols mean

1) That song, in my opinion, is unimaginative.

2) Mike would be much improved on the contrary, if he stayed in bed.

3) Mr. Barnes, my dance instructor, was a professional entertainer.

4) A Mazda, the car with the rotary engine, is expensive.

5) One of the car's safety features for example, is the braking system.

1) I was very embarrassed when my husband, who was only slightly drunk, crashed down the stairs.

2) Gene Fowler, who happens to be a poet, is my best friend.

3) My car, which I received as a gift, sits idle in the driveway.

4) My friend, who was hurt in the accident, is in the hospital.

5) Dr . Rodriguez, who was present at the scene, called for an ambulance.