Chia động từ trong ngoặc

1.The accident happened because he drove ____ (care)
2. Air _____is one of the problems that people have deal to with. (pollute)
3. Traditional_______ are a good source of fun and entertainment. (celebrate)
4. You should buy this book . It’s very_____ (inform)
5. (Tradition)______, people eat sticky rice cakes at Tet