By the time he was twelve, Edison ________ to make a living by himself .
| A．would begin | B．has begun | C．had begun | D．was begun |
I had hardly got to the officemy wife phoned me to go back home at once.
| A． | when | B． | than | C． | until | D． | after |
Tony lent me the money, ______that I’d do as much for him.
| A．hoping | B．to hope | C．hoped | D．having hoped |
Sarah made ______ to the airport just in time to catch her plane this morning.
| A．herself | B．this | C．that | D．it |
That evening, _____ I will tell you more about later, I ended up working very late.
| A．that | B．which | C．what | D．when |
He missed ______ gold in the high jump, but will get _____ second chance in the long jump.（）
| A． | the; the | B． | /; a | C． | the; a | D． | a; / |