1.Football is the boys’ usual r after school.
2.The doctor reads the J of Medical Science.
3.The e was caused by a burst gas pipe.
4.When Uncle Bill went abroad to live, he left me his watch as a s .
5.The two stories c , so I did not know what to believe.
答案:1. recreation
2. Journal
3. explosion
4. souvenir
5. conflict
