1.In Western countries,thirteen is supposed to be an ________(luck) number.
2.Please give me my best w_______ to your parents for me.
3.If you don't go,I'll go i_________.
4.The Great Wall is one of the eight w________ in the world.
5.( ) I flet sick for most of the whole journey and the food finally ________ from my stomach.
A.came back B.came up C.came down D.came over