清朝学者万斯大说：“古之时，诸侯之嫡长子为世子，嗣为诸侯；其余支庶之后，族类繁多，惧其散而无统也，因制为大宗小宗之法。”材料主要说明了
| A．大宗、小宗都有血缘关系 | B．诸侯的庶子都不能取得政治权力 |
| C．各级政权被一家一姓所掌控 | D．宗法关系是维系政权的纽带 |
The man has_____ bread_____ milk .He’s hungry and thirsty.
A.some, andB.no, andC.no, or
Xiao Ming and Xiao Hong are twins.They________ like sports.
A.allB.bothC.are
There are two apples._______ is green, ______ is red.
A.One, oneB.One, other C.One, the other
There aren’t ____cakes in the fridge.
A.someB.any C.a
Mr Turkey________sad.What’s wrong with ______?
A.looks; him B.look; him C.looks; he