摘要：17．If you succeed in the end, you must fight all kinds of difficulties. A. will; against B. are to ; with C. are going to; for D. would ;against

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If you succeed in the end, you must fight all kinds of difficulties．

If you ________ succeed in the end, you must fight ________ all kinds of difficulties．

A．will; against

B．are to; with

C．are going; for

D．would; against

If you ________ succeed in the end, you must fight ________ all kinds of difficulties．