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大豆 247。 bean n. 豆子 247。 bone n. 骨頭 247。 calcium n. 鈣 247。 contain v. 包含 247。 wolf n. 狼 247。 grain n. 谷物 Listening Task: True or false ? Rice is made from grain. ? Vegetables are usually sweet. ? People in west countries often eat tofu. Read and answer ? What is salad made of? ? It’s made of fresh vegetables and fruits. ? How does Calcium help your body? ? It m