let us ＿＿（be)a good student 就这一道填空!

let us be good friends. to be a good student let us be good friends.答语 Let us -----good friends,shall we?A to be B be C are D being 还有一道也是填空的：If u want to be a teacher,u should be good ＿ stude how to be a good student 英语作文 to be a good student websber must be a good student ,______? I intend to be a good student. how to be a good student? I want to be a good student 就How to be a good student写一篇80个词的英语作文