[单选题]The girl had hardly rung the bell the door was opened suddenly, and her friends rushed out to greet her.
A.before
B.until
C.as
D.since

[单选题]The bell rang and every student had to __________ their examination papers.
A.give up
B.give away
C.give out
D.give in

[单选题]Bell-LaPadula模型（简称BLP模型）是 D.Elliott Bell和Leonard J.LaPadula于1973年提出的一种适用于军事安全策略的计算机操作系统安全模型。该模型属于（38）。
A.状态机模型
B.信息流模型
C.不可推断模型
D.中国墙模型

[单选题]Bell现象常见于如下哪种疾病
A.病毒性脑炎
B.三叉神经痛
C.周期性瘫痪
D.特发性面神经麻痹
E.急性脊髓炎

[单选题]关于Bell现象的描述正确的是
A.额纹消失
B.眼睑闭合不全
C.鼻唇沟变浅
D.口角下垂
E.用力闭眼时眼球转向外上方，露出白色巩膜

[单选题]Which of the following statements is NOT a way of presenting new vocabulary
A.Defining.
B.Using real objects.
C.Writing a passage by using new words.
D.Giving explanations.

[单选题]From birth,nightjar chicks solicit food by walking to the front of an adult bird,reaching up,and（ ）.
A.they peck at its bill
B.peck at its bill
C.pecking at its bill
D.at its bill they peck

[单选题]Which of the following cannot be used as a way to show the stress pattern of words,phrases,and sentences
A.Facial expressions.
B.Gestures.
C.Voices.
D.The blackboard.

[单选题]If a teacher asks students to list as many ways as they can to tell someone to open the door and list the possible functions of a sentence in different contexts, he / she is probably trying to highlight__________.
A.the potential meanings of a sentence
B.different realizations of the same function
C.the relationship between form and function
D.different ways of getting people to do the same thing

[单选题]Laura was married for 6 months．Her husband was using drugs．She didn't want her son or her unborn baby to live that way,but she was afraid to ask her husband to leave．She left him a note instead．After reading the note,Laura's husband waited for her to come home and then beat her and her son. Laura had little education and she never had a good paying job．She was ashamed to ask for help from the police,courts or women's shelters．Sometimes her husband was very nice to her．She decided to try harder so her children could have a home and a father．Laura joined a church and told a priest about her problem. But her husband kept using drugs and hurting the family．Finally,she told her husband she loved him,but they should live apart for a while．He beat her again．The priest came over to talk to her．He asked the husband to go out for a while．Laura packed up her things and left home with her son．The next day she lost the baby．Her husband went to jail. Laura got a lot of help from groups that help women who have been beaten．Now she is in college,has her own apartment and works on special projects at a women's shelter．"We got out,and it changed life for me and my child．You can do it．You can break the cycle,"Laura said. Laura didn't go to the police or courts because__.
A.she was afraid of being laughed at
B.the priest asked her not to do so
C.her husband was a nice guy
D.she was not well-educated