(If) the experiment succeeds or fails, it will (provide us with) (valuable) expe

游客2025-03-16 0

问题 (If) the experiment succeeds or fails, it will (provide us with) (valuable) experience, which is essential to (improving) our future work.

选项 A、If
B、provide us with
C、valuable
D、improving

答案 A

解析应改为Whether。whether可以与or搭配，if 不可以，whether表“是否，不管”时可以置于句首。

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Youradvicewouldbe______valuabletohim,whoisatpresentathiswit’send.