题目内容
I don't understand what the engineer means , but I’ve got rough idea of project plan。
| A.the ;a | B.不填; the | C.the;不填 | D.a ; the |
D
第一空泛指,第二空特指。
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| A.the ;a | B.不填; the | C.the;不填 | D.a ; the |