You should also be aware of Redundancy. Redundancy shows up a lot more on the ACT than on the SAT, but you still need to be aware of it.
Redundancy: the construction of a phrase that presents some idea using more information than is necessary for one to be able to understand the idea. An unnecessary or unessential repetition of meaning, using different and dissimilar words that effectively say the same thing twice.
I am going to permanently lose weight, and keep it off.
At first, I initially was afraid of swimming.
My first class begins at 10 a.m, in the morning.
It looks like it's going to be a busy weekend on the ferries, particularly Saturday and Sunday.