Làm và giải thích ạ ----- Nội dung ảnh ----- 13. I use a dictionary.. look up for new words in the reading passages B. for A. to C. with D. in 14. My friends often travel to countries once a year with their family. A. worldwide B. international C. foreign D. essential 15. Nick: I don't think learning English will be useful for us in the future. Judy: A. Is it useful? C. How about you? D. Really? Why not? B. How can you improve your English?