按要求完成下列各题。 1. It’s half past seven. (对画线部分提问) ________________________________________________________________ 2. The juice is in the fridge. (对画线部分提问) ________________________________________________________________ 3. Mum is cooking eggs in the kitchen. (改为否定句) ________________________________________________________________ 4. The dishes are on the table. (改为一般疑问句) ________________________________________________________________