If you give me the marks,i will anwser your question.
主句If you give me the marks
从句i will anwser your question.
请列一个句子（英语）,包含主句和从句!并指出从句和主句!
If you give me the marks,i will anwser your question.
主句If you give me the marks
从句i will anwser your question.