1. A. predict B. discuss C. compare D. suppose 2. A. occurred B. considered C. expressed D. arranged 3. A. used B. able C. might D. capable 4. A. skilful B. difficult C. historical D. comfortable 5. A. rules B. tools C. teams D. ideas 6. A. thought B. played C. done D. seen 7. A. conditions B. performances C. stories D. conflicts 8. A. mobile B. physical C. bare-footed D. household 9. A. within B. among C. between D. between 10. A. allowed B. attended C. agreed D. appeared