Samuel Clemens, _______ as Mark Twain, was one of the most famous American writer.
| A．to know | B．to be known | C．known | D．knowing |
This training program can give you a lift at work,increase your income by 40%.
| A． | as well as | B． | so long as | C． | so much as | D． | as soon as |
In our class there are 46 students,half wear glasses.
| A． | in whom | B． | in them | C． | of whom | D． | of them |
Before driving into the city, you are required to get your car.
| A． | washed | B． | wash | C． | washing | D． | to wash |
They are living with their parents for the moment because their own house ____.
| A．is being rebuilt | B．has been rebuilt | C．is rebuilt | D．has rebuilt |
If you happen to get lost in the wild, you’d better stay ______ you are and wait for help.
| A．why | B．where | C．who | D．what |