They failed to finish the project before the deadline. I regretted __________.
| A．to be not able to help | B．being not able to help |
| C．being unable to help | D．not to be able to help |
The two kinds of cellphones differ __________ shape, but they are similar __________ each other in some functions.
| A．from; with |
| B．in; to |
| C．in; with |
| D．from; to |
(2012·浙江) According to scientists, mental abilities begin to __________ from the age of 27 after reaching the highest level at 22.
| A．differ |
| B．shrink |
| C．fail |
| D．Decline |
(2012·安徽) The athlete's years of hard training __________ when she finally won the Olympic gold medal.
| A．went on |
| B．got through |
| C．paid of f |
| D．ended up |
The officer insisted that Michael did not follow the correct __________ in applying for a visa.
| A．pattern |
| B．procedure |
| C．program |
| D．Perspective |
I wasn't blaming anyone; I__________ said errors like this could be avoided.
| A．merely |
| B．mostly |
| C．rarely |
| D．Nearly |