把句子补充完整[急需,]

把句子补充完整[急需,]1.Yesterday they went to the Ming Tombs.They saw [ ] .A.animals B.stones C.stone animals2.Last saturday Daming [ ] Chinese danc-ing in the street.A.see B.seeing C.saw3.There [ ] a computer in our classroom.A.is B.am C.are4.There were many trees here before.But now there [ ] any trees.A.are B.were C.aren't5.Sam went to a [ ].There were lots of books about China.A.libraty B.park C.zoo