1-C. I was worried about finding things to talk about when we weren't eating or watching a movie, but it turned out to be no problem.I was worried about finding things to talk about when we weren't eating or watching a movie, but it turned out to be no problem.
2-C. I came yesterday, but you weren't here.I came yesterday, but you weren't here.
私は昨日来ました、でも、あなたはここにいませんでした。
3-C. I thought you weren't sure".I thought you weren't sure".
私は思いました、あなたが決めていないとダヨ。
4. " ( when | did | you | decide | where | you're | going ) for your vacation? I thought you weren't sure." "I decided yesterday."" ( when | did | you | decide | where | you're | going ) for your vacation? I thought you weren't sure." "I decided yesterday."