She foretold that he would fail.

她预言他会失败。

youdao

She forecast that he would fail.

她预测他会失败。

youdao

But that you help him, he would fail.

如果没有你的帮助，他会失败的。

youdao

Mr Smith had been concerned he would fail his medical test because of his back injury, but said "everything's healed quite perfectly".

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If he was in my class, he would fail the test.

WSJ: Deal May Ease Evaluation Plan

Judge Howard Riddle denied Assange's first request for bail at a hearing on December 7 on the grounds that there was a risk he would fail to surrender.

CNN: Sweden to appeal Assange bail decision Thursday