GIẢM 35% HỌC PHÍ + TẶNG KÈM SỔ TAY KIẾN THỨC ĐỘC QUYỀN
Listen. Read and say. Listen and write. Look at the words. Ask and answer.
Listen, point, and repeat. Listen and read. Read and write a or b. Which objects are light and float? Which objects are heavy and sink? Make a poster.