Tom was playing football on the road. A car was coming, Jack called to Tom, "Look out!". Here "look out" means ______. |
A. 向外看 B. 当心 C. 向前看 D. 抬头看 |
Baby tigers to catch other animals if they watch their mothers. |
A. learn how B. will learn what C. learn why D. learn when |
We are going to make wild animal reserves and build more reserves. |
A. big B. bigger C. smaller D. small |