The complex sentences are the following (the subordinates are in bold):
- I was now worried that we wouldn’t arrive before nightfall, and my fears weren’t helped by the driver’s eccentric behavior.
- Although it was dark, he still hadn’t turned the van’s lights on.
- Through my translator I inquired why, yet I immediately wished I hadn’t.
- Fearing that we might all have to spend a night in the jungle, I ventured another question beloved of children everywhere.
