【推荐1】John, rather than his friends ________ (be) on duty today. (所给词的适当形式填空)

【推荐2】But in this experiment what they’re doing _________(be) paying more attention to the big number than the little one. (所给词的适当形式填空)

【推荐3】Talking with your kid heart to heart_______(be) very important.(所给词的适当形式填空)

【推荐1】（2020北京卷）Oliver is a host of a TV programme on food. He says food________ (play) a big role in his life. (所给词的适当形式填空)

【推荐2】We all know that one of the world's most popular sports________ (be)football. （所给词的适当形式填空）

【推荐3】What________(enable) Emily to try different things in her field?   (所给词的适当形式填空)

【推荐1】（2022年浙江卷1月）On a website called No Fly Climate Sci, for example, roughly 200 academics — many of the climate scientists ________ (promise) to fly as little as possible since the effort started two years ago. (所给词的适当形式填空)

【推荐2】Visitors_____________(request) to sign the book. (所给词的适当形式填空)

【推荐3】Japan ______________(quote) as the prime (首要的，主要的) example of a modern industrial nation. (所给词的适当形式填空)