21．Rolls-Royces is ranked ．The Browns already have two and now they are buying ．thirdfourth in the list of best cars
A．the ; the B．不填; a C．the ; a D．不填; the
22．—“ Neal, listen,” she said, looking straight at him．”I ask you not to get ．in this kind of matter
—It’s none of your business”．
A．associated B．involved C．attached D．connected
