- In the woods, yesterday, the wolves, howled.
- The wolves howled in the woods yesterday.
- In the woods howled the wolves yesterday.
- Howled in the woods yesterday the wolves.
The correct sentence structure in English is Subject-Time-Place-Verb. The subject (the wolves) should be followed by the time (yesterday), the place (in the woods), and finally, the verb (howled). The correct option (b) follows this structure.