________ the man grew older, he lost interest in everything except gardening.
The painting is .so valuable that it is difficult to calculate____ its price would be. A that B. which C.what D.\
It doesn't matter ____ you turn right or left at the crossing—both roads lead to the park.(2012•天津)
____ you don’t like him is none of my business.
It is obvious to the students____ they should get well prepared for their future (2009•天津)
--- Is there any possibility____ you could pick me up at the airport? --- No problem(2009 .浙江)