1 Mammoths……were…………….. big animals like elephants. (be)
2 Mammoths ……did not live………….. 100 years ago. (not live)
3 Mammoths lived…………………. a long time ago. (live)
4 Some dinosaurs ………flew/swam………… in the air and some in the sea. (fly / swim)
5 Mammoths …………did not eat……. meat. They …ate……………….grass. ( not eat / eat)
6 They had…………. two large tusks about three metres long. (have)
7 He …drank……………. some milk. He ……did not drink………………. any water. (drink / not drink
8 She only ………spent…………. 1 pound. She ……did not spend…………….. 3 pounds. (spend / not spend)
9 I ……saw…………..some elephants. I………did not see……….. any lions. (see / not see)
10 They ……swam…………… in the sea, but ……did not swam…………. in the lake. (swim / not swim]