1. whre is dad ? he.........is reading...........in the living room (read)
2. that's one of the......worse............film I 've ever seen (bad)
3. people know that columbus........dicovered.............american 500 years ago (discover)
4. I have an ........appointment.................with the doctor this morning (appoint)
5. I don't know the ......length..................of that river.(long)
6. I don't think I .........will go.............out tonight. I'm too tired.(go)
7. .....Unluckily...............,the barber cut my hair too short.(luck)
8. look at those back clouds.it.......is going to rain.............(rain)
9. he cycled.........dangerously...........and had some accidents(dangerous)
10. by cecycling we can save.....natural................resources.(nature)