【推荐1】John spent a week __________ (settle) the differences with his father before they reached an agreement. (所给词的适当形式填空)

【推荐2】They ___________ (settle) in Shanghai last year. (所给词的适当形式填空)

【推荐3】Soon afterwards, many of those people started _________(settle) down to become farmers, and their language too became more settled and fewer in number. (所给词的适当形式填空)

【推荐1】Parents should actively urge their children ________(take) advantage of the opportunity to participate in outdoor activities. （所给词的适当形式填空）

【推荐2】With a big family _______(support), the father has no choice but to work hard from dawn till dusk. (所给词的适当形式填空)

【推荐3】What we found leads us ________(doubt) that more people may be involved. (所给词的适当形式填空)