题文
E - mail is very popular today. People hardly post letters, _____?
| A．did they | B．do they | C．didn’t they | D．don’t they |
E - mail is very popular today. People hardly post letters, _____?
| A．did they | B．do they | C．didn’t they | D．don’t they |
试题篮
()
粤公网安备 44130202000953号
