1. It will be a great fortune (if/unless) I can join upcoming carnival
2. I will lend you my book (as long as/as soon as) you promise to keep it clean
3. I will call you (as long as/as soon as) I arrive there.
4. (When/While) I came, Jim was having dinner.
5. Catherine was shocked (when/until) she found out the truth.
6. They have worked at this company (when/since) they graduated.
7. At 8 pm last night, I was doing my homework (when/while) my sister was playing with her toys.
8. (Before/After) I had eaten my breakfast, I went to school by bus.
9. (Although/Despite) Mary looks thinner than me, she is much stronger than me.
10. They didn't come to the party (since/as soon as) they were too busy.