He worked hard lest he _____ fare badly at the examination .

He worked hard lest he _____ fare badly at the examination .

اس نے سخت محنت کی، ایسا نہ ہو کہ وہ امتحان میں _____ بری طرح سے کامیاب ہو جائے۔
Explanation

Should is used to give advice and to make recommendations

It is also used to express obligation and expectation.