1. The chickens were fed this morning. (câu bị động)

2.  It is such a difficult question that all the students can't answer it. ( such+N)

3.  Tom and Mary had married for 5 years. (chuyển từ quá khứ đơn -> quá khứ hoàn thành)

4. Because the film was so boring, I fell asleep. (because clause, clause)

5. In spite of the bad weather, it did not delay the traffic. (in spite of Ving)

6. A new bridge was built over the river. (câu bị động)

7. If you don't take any exercise, you'll feel unhealthy. (câu đk tương lai)

8. I haven't written to my pen pal for two months. (chuyển từ qk đơn -> qk hoàn thành)

9. In spite of being strong, he can't move that stone. (in spite of ving)

10 . She asked me where did my brother work. (reported speech)