【语篇分析】
1.根据 A cat goes to a river every day. He wants to go fishing, but he cannt catch any fish. 可知答案。
2.根据He catches the fish. He is very happy. 可知答案。
3.根据When the cat jumps up and down, the fish jumps back into the river.可知答案。
4.根据They cannt find the fish. When the cat jumps up and down, the fish jumps back into the river.可知答案。
1.A；2.C；3.B；4.B.
