-Can you think of another good idea?-This is the best way I can imagine __________ the goal.
You will easily know ________ video recorders are the same.
Can you point out ________ two radios are the best
We should think carefully about ________ Mr. Needham said at the meeting.
Jack was soon told ________ he did was not necessary.
The energy is ________ makes the cells able to do their work.