George. W. Bush, _______ President of the United States, is to visit China _______ third time.
| A．a；a | B．the；a |
| C．/；a | D．/；the |
They took the injured straight to the hospital, otherwise he .
| A．would die | B．should have died | C．might die | D．might have died |
When he is awake, he always keeps his eyes on the ceiling.
| A．fix | B．fixing | C．fixed | D．to fix |
and class began.
| A．In came the teacher | B．The teacher in came |
| C．In came he | D．Came in the teacher |
There was a line of cafes and small shops, .
| A．and all brightly lit | B．all brightly lit |
| C．all were brightly lit | D．all brightly light |
you may have, you should gather your courage to face the challenge.
| A．However a serious problem | B．What a serious problem |
| C．However serious a problem | D．What serious a problem |