—Sorry, Mr. Smith. I left my homework at home this morning.
—Never mind. But be careful ______ that again.
| A．not do | B．not to do |
| C．don’t do | D．not doing |
—Sorry, Mr. Smith. I left my homework at home this morning.
—Never mind. But be careful ______ that again.
| A．not do | B．not to do |
| C．don’t do | D．not doing |
试题篮
()
粤公网安备 44130202000953号
