_______he is busy, ________he helps us often.
| A．Though, / | B．Though, but |
| C．But, though | D．/ , / |
The famous doctor is going to operate ________ this injured boy.
| A．with | B．about | C．for | D．on |
________ class went to the Great Wall during the holiday.
| A．The all | B．The whole | C．Whole the | D．Whole |
Anny wants a room ________ his own.
A.of C.on C.for D.to
He expects ________ to Tibet for traveling.
| A．go | B．to go | C．going | D．went |
Jim is so clever that he can do everything ________.
| A．easily | B．easy | C．hard | D．hardly |