C
2 I couldn't pay because I had left my money at home.
3 I didn't do very well in the test because I hadn't study the night before.
4 I went to France last year. It was the first time had visited another country.
5 There wasn't any ice cream left because my brother and sister had eaten it all.
6 The shop wouldn't change the shirt I'd bought because had lost the receipt.
7 We couldn't buy a new USB stick because the shops had shut.
8 You looked bored in the cinema Had you seen the film before?
D
2 Our neighbors were really angry with us because our ball had broken his window.
3 I didn't buy the shirt I wanted because I had spent all my money on CDs.
4 Jane wasn't played when Alex came to her party, because she hadn't invited him.
5 I lost my work because I had forgotten to save it before the electricity had gone off.
6 I looked everywhere for my books , but I couldn't remember where I had put them.