十二、复合句
1．He likes lowcarbon life.He lives in the house__C__he built himself out of trash.(2014，十堰)
A．where B．what C．which D．in which
2．—How do you like the popular documentary“a Bite of China”？
—Excellent！You won't realize how wonderful our Chinese food is __D__you watch it.(2014，荆州)
A．when B．as C．after D．until
3．—Come and join us，Betty！(2014，宜昌)
—I'm afraid I can't.I'm too busy now.If I __D__time，I would certainly go.
A．have B．have had C．will have D．had
