.
. ______, so she had to be sent to the hospital as soon as possible.
| A．Being ill | B．Her mother was ill |
| C．Her mother being ill | D．Having been ill |
________its low cost, the appeal of iron as a building material lies in its strength, its resistance to fire, and its potential to span long distances.
| A．Other than | B．Apart from | C．Except for | D．Rather than |
When you rewrite the paragraph, I advise you to______ the last sentence as it is rather misleading.
| A．point out | B．make out | C．leave out | D．put out |
John, look at the time! _____you play the 
piano at such a late hour？
| A．Shall | B．Need | C．Must | D．May |
---I prefer shutting myself in and listening to music all day on Sundays.
---That’s _______ I don’t agree. You should have a more active life.
| A．how | B．when | C．where | D．what |
It was not until dark____ he found____ he believed was the correct way to solve the problem.
A that , that B that, what C when ,what D when , that