— Wow, I think China Dinosaur Park is great fun.
A:to; to
B:in; to
C:in; in
D:to; in
甲、乙两车在平直公路上同向行驶,其v﹣t图象如图所示.已知两车在t=3s时相遇,则( )
①塑料的;塑料____ ②方法,措施____ ③残酷的;残忍的____
④有害的____ ⑤工业;行业____ ⑥法律;法规____
⑦承担得起;买得起____ ⑧回收利用;再利用____