A computer cannot remember who_____; it simply does what _________.
| A．will use it; it is told | B．uses it; it has told |
| C．used it; it is told | D．has used it; it told |
There is no obvious evidencethere is life on any other planet in the solar system.
| A． | which | B． | that | C． | how | D． | where |
．Never_______Lisa would arrive but she turned up at the last minute.
| A．did we think | B．have we thought |
| C．we thought | D．we have thought |
It was by making great efforts_______she caught up with other students.
| A．how | B．when | C．what | D．that |
as an Olympic event, a sport must be played in at least 75 countries on at least 4 continents.
| A． | To accept | B． | Having accepted | C． | To be accepted | D． | Accepting |
_______by the growing interest in nature, more and more people enjoy outdoor sports.
| A．Influenced | B．Influencing |
| C．Having influenced | D．To be influenced |