| | | | | | | | | | | | ［1］ | | | | | | | | | | | | | | | 1. 42 5～9 | | 2. | 3. | | | 4. | | | 5. | | | | 1. | | | | | | | | | 2. | | | | | | 3. | | | | | | 1 a b | 2 a b c | | ① 5g | ② 1 ③ 100mL | ④ ⑤ ⑥ ⑦ | ⑧ | | | | 4. | | 1 | 2 ① | ② | | | | | 5. | | | | | | | | 1. 4～6 | | 2. | | | | 3. | | | | 4. | | | 5. | | | | | | | | | | | | 2020 7 | | |