Combine each pair of sentences below to make a complete sentence

1. Combine each pair of sentences below to make a complete sentence
a, When do people hold the Mid-Autumn festival?(held)
b, The Lim Festival in Bac Ninh lasts for 3 days.(a)
c, Kalibo's Ati-Atihan is the oldest festival in India.(than)
2 Give the correct word form of these words in brackets
a, We're very ... when we're about to perform our play.(worry)
3. Reorder words/phrases to make sentences
a, The/Rio/is/famous/music./samba/for/its/Carnival
b,What/do/the/just/do/Tet?/Vietnamese/before