The birds chirp merrily at the top of tree.鸟儿在枝头欢快地啾啾鸣唱.Now it is clearing up, and a sparrow is beginning to chirp.现在天就要晴了, 一只麻雀已开始喳喳地叫.Birds had begun to chirp and twitter among the trees.鸟儿开始在树丛中啁啾鸣啭....
Now it is clearing up, and a sparrow is beginning to chirp.现在天就要晴了, 一只麻雀已开始喳喳地叫.The birds chirp merrily at the top of tree.鸟儿在枝头欢快地啾啾鸣唱.Only male cicadas chirp in late summer, and early autumn.只有雄性的寒蝉在夏末秋初时鸣叫.Birds had b...