33. The weather was bad, so they didn't have a nice picnic by the sea.

→ Because…of the bad weather, they didn't have a nice picnic by the sea.

34. I have never stayed at a worse hotel than this.

→ This hotel is…the worst I have ever stayed at.

35. Jane is the president of the club.

→ The girl who is the president of the club is Jane.

36. Driving on the left is difficult for me.

→ It's  difficult for me to drive on the left.