Điền “ could” hoặc “couldn’t” vào chỗ trông trong các cấu sau.
1. When I was young, I _______play the guitar: it was too difficult for me!
2. Her grandmother was bilingual: she _______ speak both English and Spanish.
3. Yesterday, Peter ________ do that exercise alone. So, he called me for help.
4. In 1950, people ________ use mobile phones.
5. When his mother was young, she ________ skate but she can’t do it any longer.
6. We ________ open the door: it was locked from the inside!
7. In 1990, people ________ watch TV.
8. Mary’s grandfather ________ play chess and he was the best!
9. In1945, people ________ play video games.
10. But the ________ play chess!
11. Peter ________ play tennis last Monday: he had broken his arm!
12. When Ann was teenager, she ________ watch a horror film: it was too frightening for her!
13. Last Sunday, we ________ take any photos in the museum: it was forbidden.
14. Mozart ________ play the piano when he was 5.
chào :)
câu 1: couldnt
câu 2: could
câu 3:couldnt
câu 4 couldn
câu 5: could
câu 6: couldnt
câu 7: could
câu 8: could
câu 9: couldnt
câu 10: could
câu 11: couldnt
câu 12: couldnt
câu 13: couldnt
câu 14: could
tick mik nha!
1.could
2.could
3.couldn't
4.couldn't
5.could
6.couldn't
7.could
8.could
9.couldn't
10.ko bít nữa(nhưng chắc là could)
11.couldn't
12.couldn't
13.couldn't
14.could
