托福写作常用可替换词汇有哪些答:解决:solve/resolve, address, deal with, work out, tackle 解释:tell, explain, spell out, say how 阻止:prevent, stop, keep (sth/sb from doing sth)花费:spend, take, cost, put in, make effort 参加:join, take part in, participate in, engage in, get involved in, attend,...