1. He ..... his homework by the time the teacher come to the class.

2. Why didn’t Charly apply for the job? He ..... gotten it.

3. A : I wonder why Jenny didn’t answer the doorbell.
B : Well, I suppose she ..... been a sleep.

4. I can’t find my bag anywhere. I’m sure I ..... left it in my room.

5. A lot of students didn’t pass the English test yesterday. The test ..... difficult.

6. If I have problems with my teeth, I think I ..... go to a dentist, not a veterinarian.

7. I have lived in England for two years, I ..... speak English fluently.

8. You ..... T-shirt school. That is prohibited.

9. He went by bus, but he ..... by motorcycle.

10. My brother break a glass in the kitchen, so he ..... clean it or he will be punished.