现在进行时be+v.-ing — 英语词汇题
题目
根据句意和中文提示，补全单词，使句子完整正确。1. Listen! The children are s______（唱歌）in the music room. 2. Look! Danny is r______ a horse（骑马）on the farm. 3. Be quiet! Mum is m______ a cake（制作）in the kitchen. 4. It's seven o'clock. Kitty is w______ TV（观看）with her grandma.