The so-called listening test is an exam to test your listening ability. Generally speaking, you listen to tapes. There are sentences, essays and so on in the tape. Then you answer the questions on the test paper according to the listening materials, usually multiple-choice questions. Look at the questions before listening. Sounds easier.
Health Code was founded in Zhejiang. After citizens declare and register health information online, they will review and generate personal QR codes in the background.