1.i must apologize for not letting you know ahead of time.
2.we are asked to write a summary about the story after we finish reading it.
3.we read over parts of the text very quickly instead of reading every word.
4.organic farmers prefer using natural wastes from animals to make the soil in their fields rich in minerals.
5.Yuan Longping devoted his life to finding ways to grow more and more rice.
6.the job market is competitive.therefore,you have to be well equipped with knowledge and skills in order to be employed in the future.
7.it was hard to struggle against nature.
8.the young man struggled with his friend against a thief for a long time until the policeman come.