EX1 : Tìm và sửa lỗi sai trong các câu sau: 13. Many young people now use computers for playing games rather than study. A B C D 14. You can use a tablet to listening to music, surfing web or chatting with friends. A B C D 15. Many teenagers now prefer chatting on the computer to meet face to face. A B C D EX2 : Chia dạng đúng của từ 3. Apple iPad succeeded in capturing the public’s (imagine) , and started a new trend. 4. When scientists discovered genetic engineering, they considered it their greatest (achieve) . 5. She claimed that they had (discrimination) ______________ against him because of his nationality.