Identify the simple subject in the following sentence.

Here, then, is the crux of the matter.

Identify the type and function of the underlined phrase in the following sentence.

Identify the type and function of the underlined modifier in the following sentence.

Choose the series of phrases that best completes the following sentence.

Analyse the following sentence, and then choose the correct statement from the options below.

Identify the type and function of the underlined clause in the following sentence.

Identify the type and function of the underlined phrase in the following sentence.