Complete the sentences uning Past Perfect.
1) I could answer the question because.....
2) She was hungry because....
3) My mother was worried because...
4) They wore late because...
5) The boy was pleased because...
6) He arrived at John's house because....
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1) I could answer the question because I had answered it before2) She was hungry because she hadn't eaten at home3) My mother was worried because she hadn't found her passport4) They were late because they had forgotten it5) The boy was pleased because he had got good mark6) He arrived at John's house because John had invited him