（）The Parkers bought a new house but_____will need a lot of work before they can move in.
A.they B.it C.one D.which
( )John plays football______,if not better than,David
A.as well B.as well as C.so well D.so well as
There is no a________ to the house from the main road.
He went to London without having a_______ any success.
Professor Li is not a______ at the moment.Should I ask him to call you back?