1、They are playing basketball now.现在他们正在打篮球。
2、Listen!She is singing an English song.听,她正在唱英语歌。
3、We are making model planes these days.这些天我们在做飞机模型。
4、The students are having an English class. 同学们现在上英语课.
5、Look at the picture. The children are flying kites in the park.看这幅图,那些孩子正在公园放风筝。