He is only too ready to help others, seldom____, refusing them when they turn to him. 
| A．if never | B．if ever | C．if not | D．if any |
Barrack Obama’s recent visit to the Asian nations clearly sent a message to the
world______ Asia is important in America’s global partnership.
| A．which | B．where | C．that | D．as |
. I don’t smoke now, but I ____for almost ten years.
| A．ever smoked | B．have ever smoked |
| C．had ever smoked | D．was ever smoking |
The dying man is _____ the help of the doctor.
| A．outside | B．without | C．out of | D．beyond |
. To read a novel before going to bed seems to me a rule____________
| A．to never break | B．never to have broken |
| C．never to be breaking | D．never to be broken |
---Tom is____________experienced in driving than Jack.
--- ____________,neither passed the test.
| A．not more; No | B．no more; No | C．not more; Yes | D．no more; Yes |