题文
—Excuse me, what’s this for?
—It’s a cleaner and it to pick up dirt.
| A．uses | B．is used | C．is using | D．used |
—Excuse me, what’s this for?
—It’s a cleaner and it to pick up dirt.
| A．uses | B．is used | C．is using | D．used |
试题篮
()
粤公网安备 44130202000953号
