⑴Let me help you . A、No , I can't .
⑵Are we all here today ? B、No , thanks .
⑶Is that bag light ? C、No , he isn't here .
⑷What day is it today ? D、Certainly .
⑸Is it heavy ? E、No , it is heavy .
⑹Who's on duty today ? F、I am .
⑺Can you carry it ? G、Yes , it is .
⑻Could you help me , please ? H、OK .
⑼Thanks a lot . I、You're welcome .
⑽Let's put the books in the box . J、It's Tuesday .
