Some children are sitting on the grass and a chat now.A.had B.have C.having
Dinosaurs lived millions ________ years ago.A.for B.with C.of
They learned ________ an interesting dance.A.of B.about C.for
Last Monday, we ________ social studies.A.had B.have C.has
This stone tool was made ________ Peking Man.A.with B.by C.in
We saw some ________ on the wall.A.drawings B.drawing C.draws