问题:
[单选题]Slang expressions are widely used in __________.OGX答案窝(daanwo.com)-大学作业答案分享平台
Ainformal speech and writingOGX答案窝(daanwo.com)-大学作业答案分享平台
Bnews paperOGX答案窝(daanwo.com)-大学作业答案分享平台
Cacademic paperOGX答案窝(daanwo.com)-大学作业答案分享平台
DpoetryOGX答案窝(daanwo.com)-大学作业答案分享平台