----- Nội dung dịch tự động từ ảnh -----
EX 6. Write on, in or at in each gap.
1. See you...
2. It's difficult to sleep....
3. My grandfather left home...
4. We got there just...
5. He's never late, and he's never early; he always arrives right.
6. My birthday's..
..April 1st.
a couple of hours!
night
..the summer because of the heat.
..the age of fourteen!
..time for the movie.
right.
time.