Dưới đây là các giới từ thời gian thích hợp để điền vào chỗ trống:

1. He always drinks milk **in** the afternoon.
2. When is the meeting? Is it **at** 2:00?
3. My birthday is **on** the 2nd August.
4. Michael starts work **at** half past eight **in** the morning.
5. We're going to have a picnic **on** Saturday afternoon. Would you like to come?
6. I’ll be finished my work **in** an hour. Then, I can go home.
7. I like to get up really early, **at** sunrise, when the birds start to sing.
8. My grandfather was born **in** the 1950s.
9. My family and I like to ski **in** winter.
10. Are there any holidays **in** October?
11. Our school cafeteria opens for lunch **at** noon.
12. We moved to this city **in** 2012.
13. When I was 18 years old, my parents allowed me to go out **in** the evening.
14. Are you going to do anything special **on** your birthday?
15. Would you like to join us for dinner **on** Thursday?

Hy vọng điều này hữu ích!