Unit 5 A party同步练习一、单项选择。 ( ) 1. Willy told a story ______ the party. A. in B. on C. at D. before ( ) 2. Here ______ some fruit and toys for you. A. have B. has C. is D. are ( ) 3. It’s a nice day. Let’s ______ a picnic this afternoon. A. going to have B. ha...