句子大变身。按要求改写句子。 1. My arm is 37 cm long. (就画线部分提问) ________________________________________________________________________ 2. I am 160 cm tall. (就画线部分提问) ________________________________________________________________________ 3. My father went to work yesterday. (就画线部分提问) ________________________________________________________________________ 4. Amy is heavier than me. (就画线部分提问) ________________________________________________________________________ 5. He did his homework yesterday . (就画线部分提问) ________________________________________________________________________