--- I ____ so busily recently that I ____ no time to help you with your maths.
---That’s OK. I can manage it by myself.
| A．had been working; had had | B．have been working; had |
| C．have been working; have | D．am working; will have |
________makes the book so extraordinary is the creative imagination of the writer.
(2013·北京，31)
| A．That | B．What |
| C．Who | D．Which |
________ you said at the meeting describes a bright future for the company.(2013·四川，6)
| A．When | B．How |
| C．What | D．That |
Whenever I met her，________ was fairly often，she greeted me with a sweet smile.
| A．who | B．which |
| C．when | D．that |
They live in a small house，and in front of ________ stands an orange tree.
| A．which | B．it |
| C．whom | D．where |
The road conditions there turned out to be very good，________ was more than we could expect.
| A．it | B．what |
| C．which | D．that |