最易发生腺源性感染的间隙为
A.颞下间隙 B.眶下间隙 C.咬肌间隙 D.翼下颌间隙 E.颌下间隙
参考答案:E
根据短文,选择正确的答案,并把字母编号写在括号里。
A young mother and her little girl get on a bus and sit down. The bus conductor comes to ask them to buy
the tickets. "I want one ticket to Children's Park." The conductor looks at the little girl and says to her, "How old
are you?" The girl answers, "Mother says I am four years old at home, but I'm two years old on the bus." The
young mother's face turns red, very red. Then she buys a half (一半) ticket.
1. Where do they go?[ ]
A. Home.
B. The park.
C. The bus.
2. How do they go there?[ ]
A. By train.
B. On foot.
C. By bus.
3. How old is the little girl?[ ]
A. 2.
B. 3.
C. 4.
4. Why is the mother's face red?[ ]
A. She feels hot.
B. She is angry.
C. She teaches her daughter (女儿) to tell a lie (谎言).
5. What's the meaning of "ticket"? (“ticket”意思是什么?)[ ]
A. 方便面
B. 车票
C. 饮料
对于承包商而言,保标与买标风险属于( )。
A.决策错误风险
B.人为风险
C.责任风险
D.社会风险