哪些动词后面必须加动词不定式答:后面只接不定式的动词 有些动词后面只接不定式作宾语、宾补或状语.如 hope,wish,help,decide,ask,learn,teach,choose,agree,plan,encourage,tell,use,invite,send,fail,refuse,offer,afford,preptend,promise,以及词组would like,get/be ready,do/try one’s best,make up one’s mind等.注:help后...