Which two sentences use the correct form of the underlined word?
sarah joined a social service group that provided assistant to poor kids.
because of some false accusations, roger was almost arrested.
jeremy was angry that his teacher had altered his essay beyond recognizable.
after training hard for years maria finally achieved a black belt in karate.

The correct answers are B) Because of some false accusations, Roger was almost arrested and D) After training hard for years Maria finally achieved a black belt in karate.

The underlined words are A) assistant, B) accusations, C) recognizable, and D) achieved.

The two sentences that use the correct form of the underlined word are mentioned above.

The first sentence is not written in the correct form. The underlined word is assistant. The correct use of the word in this sentence is the following: Sarah joined a social service group that provided assistance to poor kids.

The third sentence is not written in the correct form. The underlined word is recognizable. The correct use of the word in this sentence is the following: Jeremy was angry that his teacher had altered his essay beyond recognition.