It was not what he said but the way he said it ______ made a great difference to me at last..
| A．what | B．that | C．before | D．when |
_________ the project in time, the workers were working at weekends.
| A．Completing | B．Having completed | C．To have completed | D．To complete |
. _________ many times, he finally understood it.
| A．Told | B．Telling | C．Having told | D．Having been told |
The chairman thought _________ necessary to invite Professor Smith to speak at the meeting.
| A．that | B．it | C．this | D．him |
. It was not until nearly a month later _________I received the managers reply.
| A．since | B．when | C．as | D．that |
---- What do you think of the book? ---- Oh, excellent .It is worth __________ a second time.
| A．to read | B．to be read | C．reading | D．being read |