Highlight to simple subject in the sentence. If the subject is compound, be sure to highlight all items. The evil queen was jealous of her and wanted her dead.

Explanation:

There are two.

queen   and

(she) which is understood.

Depending on how you have been taught this concept, queen might be the only subject of the sentence and you have two predicates.

was

wanted

beowulf sets out on his journey for daneland. -- 1

hrothgar welcomes beowulf. -- 2

beowulf waits for grendel to attack heorot. -- 3

beowulf succeeds in defeating grendel by tearing off his arm. -- 4

beowulf fights with grendel’s mother. -- 5

beowulf sets out for his fight with the dragon. -- 6

beowulf sets out for his geatish homeland. -- 7