The movie is fun to watch.这句话中to watch做什么语法成分

The movie is fun to watch.这句话中to watch做什么语法成分 This robot is fun to watch.其中to watch做什么成分啊,为什么? What fun it is to watch this movie!在这个句子中to watch this movie This kind of robot will be fun to watch .to watch在词句中做什么成分? He is going to watch TV 中的watch 在句中充当什么成分 _______great fun it is to watch the monkeys climbing trees ! great fun it is to watch the show This is a exciting movie.I like to watch it.这句话哪个地方错了 He ( ) wants to watch the movie. "the morning air is so good to breathe "这句话中to breathe 做什么成分 How is the new movie?It is ___.I want to watch it once more（ 是is it funny to watch a film还是is it fun to watch a film