Dưới đây là những câu đồng nghĩa cho các câu bạn đã cung cấp:

1. **He did not get up early; he was late for school.**
→ He was late for school because he did not get up early.

2. **It rained heavily; I can’t go to work on time.**
→ I can’t go to work on time even though it rained heavily.

3. **You will not pass the exam; you worked hard.**
→ You will not pass the exam unless you work harder.