You should always remember that, in the years to come, you have some people _______ company, the parents who have sacrificed to raise you and provide you with the best education possible.
| A．keep | B．keeping | C．kept | D．to keep |
The judges gave no hint of what they thought, so I left the room really ________.
| A．to be worried | B．to worry | C．having worried | D．worried |
They promised to develop a software package by the end of this year, ________ they might have.
| A．however difficult | B．how difficult |
| C．whatever difficulty | D．what difficulty |
The school board is made up of parents whoto make decisions about school affairs.
| A． | had been elected | B． | had elected |
| C． | have been elected | D． | have elected |
It’s a ________ clock, made of brass and dating from the nineteenth century.
| A．charming French small | B．French small charming |
| C．small French charming | D．charming small French |
Bob called to tell his mother that he couldn’t enter the house, for he ________ his key at school.
| A．had left | B．would leave | C．was leaving | D．has left |