–– Jerry: Hi, mom. I'd like you to meet my girlfriend, Tanya Trench. Tanya, this is my mother.
–– Tanya: How do you do, Mrs. Miller.
–– Mother: How do you do?
–– Tanya: I' m glad you can join us. ————.
A: Take is easy
B: Make yourself at home
C: Please feel natural
D: Feel all right here
第1题:
已知关系R(H,I,J,K,L,M,N),函数依赖集F为{ HI→JM,HK→JL,HN→I,K→J,I→K },问:F的最小覆盖为_________。
A.{ HI→M,HK→J,HN→I,K→J,I→K}
B.{ HI→M,HK→L,HN→I,K→J,I→K}
C.{ HI→J,HI→F,HK→J,HK→L,HN→I,I→K,K→J}
D.{ H→M,I→M,HK→L,H→I,N→I,K→J,I→K}
第2题:
下列代码运行时不会产生错误的是?
A.print 'Hi, I'm fine'
B.print "Hi, I'm fine"
C.print 'Hi, I'm fine"
D.print "Hi, I'm fine'
第3题:
用氢卤酸分解酚醚时,是HI还是HBr好?为什么?
A.HBr好,因为HBr比HI酸性强,Br-亲核能力I-强。
B.HBr好,因为HBr比HI酸性弱,Br-亲核能力I-弱。
C.HI好,因为HI比HBr酸性强,I-亲核能力比Br-强。
D.HI好,因为HI比HBr酸性弱,I-亲核能力比Br-弱。
第4题:
Evans: Nice to meet you. I'm Evans.
Jerry: ______, too. What do you do, Evans?
第5题:
Jerry: I've been back from a business trip.
Bob: ______
A、It's very nice of you.
B、How's everything going?
C、You're kind to say so.
D、I'd love to.
第6题:
When introducing yourself to someone you don't know at a party, what would you say?()
A、Hi, I'm**
B、May I introduce myself to you and at the same time I make your acquaintance?
C、Hi, I'd like to meet you.
D、Hi, I'm .Do you know many people here?
第7题:
A.had met
B. have met
C. met
D. meet
第8题:
第二节 情景对话(共5小题,每小题1分,满分5分) 根据对话情景和内容,从对话后所给的选项中选出能填入每一空白处的最佳选项,并在答题卡上将该选项涂黑.选项中有两个为多余选项
Jerry: Hi , Mike. Look like you’ve got some sun .
Mike: I guess so. I spent the weekend on the beach.
Jerry: Really? That sounds exciting. __6__ ( )
Mike:At my friend’s house .He invited me to stay there for as long as I wanted .
Jerry: __7__ ( )
Mike: Oh, I have a paper to work on.
Jerry: _8__ I mean besides lying out in the sun. ( )
Mike: I play some volleyball . I never realized how hard it is to run on sand.
Jerry: _9__ Did you go swimming? ( )
Mike: I intended to . __10__So I just went fishing. ( )
Jerry: All sounds so relaxing.
A. What a pity!
B.It must be cool.
C.Where did you stay ?
D. But how did you get there ?
E.So what else did you do out there ?
F.But the water wasn’t warm enough
G..Then why not stay there for a longer time?
第9题:
A、What are you from?
B、Oh.
C、Yes, I know.
D、Hi. It’s good to see you. I’m Jane Peterson.