--- Middle school students hardly know anything about shopping online, __________ they?
--- ________.It’s very popular with teenagers.
A.do ; No | B.do ; Yes |
C.don’t ; No | D.don’t ; Yes |
--- Middle school students hardly know anything about shopping online, __________ they?
--- ________.It’s very popular with teenagers.
A.do ; No | B.do ; Yes |
C.don’t ; No | D.don’t ; Yes |