It’s a shame ______ able to give them any advice.A、not to have beenB、to have no

游客2024-11-01  10

问题 It’s a shame ______ able to give them any advice.

选项 A、not to have been
B、to have not been
C、to have been not
D、to not have been

答案 A

解析 不定式的否定形式要把not放在不定式符号to前面。
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