He __________ his post because he had been offered a better job.

Under the new schedule, school teachers must ______each class on time, instead of adding extra lessons.

When he walks______my desk，he knocked my books and pens _____the floor．

Chinese President Xi Jinping is reported foreign countries but I’m not quite sure about the exact number of the countries he visited.

Your performance in the diving test didn’t reach the required standard – ______, you failed[ ]