Consider the following premises. Charles is cooking or Jennifer is not writing a letter. If Charles cooks, then Linda is curious. If Linda were curious, then Jennifer is writing a letter. Can we infer the following from them? The fact that Jennifer writes a letter does not imply that Linda is curious.
 From the fact that Charles is cooking or Jennifer is not writing a letter we can infer that if Jennifer writes a letter, then Charles is cooking. Finally, from the fact that if Jennifer writes a letter, then Charles is cooking, and that if Charles cooks, then Linda is curious we can infer that if Jennifer writes a letter, then Linda is curious, which contradicts that The fact that Jennifer writes a letter does not imply that Linda is curious. Therefore, the answer is no.