【多选题】下列关于urllib设置请求头的正确代码是() A. request = urllib.request.urlopen (url=url,headers=headers) B. request = urllib.request.Request(url=url,headers=headers) C. urllib.request.Request.setHeader(url=url,headers=headers) D. urllib.request.setHeader(url=url,headers=headers)

We shall be glad to send you sample-cutting books and pamphlets of our new products______ . A: with request B: as request C: upon request D: at request

Differencebetween“ask”and“request”:“Ask”istheusualwordforspeakingorwritingtosomeoneinordertogetsomethingdone.“Request”ismoreformal.

7. _____, we are airmailing you our latest quotation sheet. A: As request B: At requested C: As your request D: At your request

request

request

Visitors （） not to touch the exhibits． A: will request B: are requested C: are requesting D: request

带着request中的信息跳转，sendRedirect不带request信息跳转

Visitors ________ not to touch the exhibits. A: are requested B: request C: will request D: are being requested

Visitors<br/>____not to touch the exhibits . A: will request B: request C: are requesting D: are requested