---Why are your eyes so red? You _______ have slept well last night.
---Yeah, I stayed up late writing a report.（2013四川）
| A．can’t |
| B．mustn’t |
| C．needn’t |
| D．won’t |
_____ his knowledge of the mountainous country, John Smith was appointed as our guide.
| A．In spite of | B．On account of |
| C．Regardless of | D．Instead of |
The lawyer was expected to _____ some proposals after reading all those documents.
| A．come up with | B．put up with |
| C．look up to | D．keep up with |
. While typing, Helen has a habit of stopping _____ to give her long and flowing hair a smooth.
| A．occasionally | B．simultaneously |
| C．eventually | D．directly |
. In my opinion, you can widen the _____ of these improvements through your active participation.
| A．dimension | B．volume | C．magnitude | D．scope |
. The noise was so _____ that only those with excellent hearing were aware of it.
| A．dim | B．soft | C．faint | D．gentle |