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  • Betty is often seen___(help)the old man with his housework.

    Betty is often seen___(help)the old man with his housework.
    答案為什么是to help啊?helping行不行?
    英語(yǔ)人氣:859 ℃時(shí)間:2019-09-16 20:51:55
    優(yōu)質(zhì)解答
    Betty is often seen (to help) the old man with his housework.
    貝蒂經(jīng)常被人看見(jiàn)幫這位老人做家務(wù).
    see sb do,看見(jiàn)某人做某事.變成被動(dòng)語(yǔ)態(tài)就是be seen to do,被人看見(jiàn)做某事.所以這里要填不定式.
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