题目内容
Many people have donated that type of blood; however, the blood bank needs ______.
| A.some | B.less | C.much | D.more |
D
考察代词。however之后的内容应与前面many产生呼应,有且只有D符合句意。句意:许多人捐献了那一血型的血;但是,血库需要更多(那样的血)。
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