As it turned out to be the most important meeting in the year, you ____ so casually.
| A．Shouldn’t dress up | B．shouldn’t have dressed up |
| C．needn't have dressed up | D．couldn’t dress up |
____ you change your mind，please let me know.
| A．Would | B．Should | C．Must | D．Might |
As we are busy these days, we might this urgent work for the time being.
| A．undertake | B．agree | C．undergo | D．change |
Nobody believed his reason for being absent from class he had to meet his father at the airport.
| A．why | B．where | C．that | D．because |
I hope you will keep us of how you are getting on with the work.
| A．inform | B．informing | C．to inform | D．informed |
When the day dawned, stars from the sky.
| A．kept away | B．faded out | C．faded into | D．died out |