变一般疑问句(注意过去式）急、、、、、跪求~
1)the children had social studies.
2)miss liu told them about some animals.
3)these animals are called dinosaurs.
4)dinosaurs lived millions of years ago.
5)dinosaurs were huge animals.
6)they were tall,big and strong.
7)some ran very fast,but some only walked slowly.
8)some could fly.
9)some dinosaurs ate grass and plants and some ate meat.