______ we had read your letter ______ the true state of affairs.
| A．It was until; that we understood |
| B．It was not until; that we understood |
| C．Until; did not we understand |
| D．Not until; we understand |
bathe
| A．throat | B． thunder | C．gather | D．bathroom |
--- Are you going to the concert tomorrow?
--- ___________I’m not sure whether I could finish my paper before that．
| A．Come off it | B．You’ve a point there |
| C．It depends | D．In my opinion |
The speech was wonderful ______ it lasted too long．
| A．as if | B．for | C．except that | D．except when |
This old professor insisted that he _____energetic enough and that he _____．
| A．be, shouldn’t retire | B．was, not retire |
| C．should be, shouldn’t retire | D．was, should retire |
__________ is always the husband who __________ first when a quarrel comes about between the young couple．
| A．It, gives away | B．This, gives out |
| C．It, gives in | D．That, gives off |