The enemies tried to ____ the city, but they failed in the end.
| A．make possession of | B．take possession of |
| C．be covered with | D．make up of |
The theory most scientists objected to in the end .
| A．being proved to be of significance | B．was proved to be significance |
| C．proving to be significant | D．proved to be significant |
He knew the problem was serious and undertook to look into it he reached the office.
| A．suddenly | B．immediately | C．abruptly | D．shortly |
To my delight, the snakes, carefully, turned out to be no trouble and all went well according to the plan.
| A．monitoring | B．being monitored | C．having monitored | D．monitored |
Catch the star that holds your fate , ______that forever twinkles within your heart.
| A．one | B．the one | C．it | D．that |
We have been excavating layers of ash almost six metres thick, which suggests that they the fire burning all winter.
| A．should keep | B．might have kept | C．should have kept | D．might keep |