A thief broke into the house at midnight, ______ the house in a mess .
| A．left | B．to leave | C．leaving | D．having left |
John has put on so much weight recently that his mother has to ______ all his trousers to his measure.
| A．let out | B．give away |
| C．bring in | D．make up |
The government has _______ the parents to work with teachers in the education of their children.
| A．asked for | B．called for |
| C．looked for | D．paid for |
The plan ___ just because people were unwilling to co-operate（合作）。
| A．broke down | B．pulled down |
| C．turned down | D．put down |
My study of biology has ___C___ much of my spare time， but it has given me a great deal of enjoyment.
| A．taken off | B．taken down |
| C．taken up | D．taken away |
. Elephants would ______ if men were allowed to shoot as many as they wished.
| A．die down | B．die out |
| C．die away | D．die off |