Correct the sentences:
Direct object, indirect object, predicate adjective, predicate nominative, or neither.
1.I sent my (grandparents) a gift for their anniversary.
2.Write your (name) and address on the envelope.
3.My sister has become a computer-repair (technician).
4.Dandelions are very (pretty) flowers.
5.Jan must be (happy) with her excellent results on the science test.
6.Everyone remained calm during the (emergency.)