In those days ,books could only be produced one at a time _____________.
---When did they _______Shanghai?---They ______there at 2:00 p.m.
---Is Mrs Wang ready for the party?---___________.
The English boy can _____ funny stories _____ Chinese.
--_________ I come back before five o’clock?--No, you________. But you can’t be back later than seven o’clock.
--- What’s the ____ of the building?---It’s 236metres_____