They didn’t come to the meeting ________ the heavyrain.

下列各句中，没有语病的一项是（ ）

It’s management that’s at fault _________ the work-force.

What’s your opinion of MrLi’s request that we ______ spend half an hour readingEnglish aloud every morning

only too ready to help others, seldom, _____ ,refusing them when they turn to him