Mary（）her bag at the first sight by seeing its color

A.private Bag(){ }

B.void Bag(){ }

C.Bag(float x,float y){ }

D.public Bag(String str){ }

E.bag(){ }

F.int Bag(){ }

设f(x)及g(x)在[a,b]上连续，证明:

(1)若在[a,b]上, f(x)≥0,且 ∫^b_af(x)dx=0,则在[a, b]上,f(x)= 0;

(2)若在[a,b]上,f(x)≥0，且f(x)≠0,则∫^b_af(x)dx＞0;

(3)若在[a,b]上，f(x)≥g(x),且∫^b_af(x)dx=∫^b_ag(x)dx,.则在[a,b]上f(x)=g(x)

Sixteen-year-old Maria was waiting in line at the airport in Santo Domingo. She was leaving her native country to join her sister in the United States. She spoke English very well. Though she was very happy she could go abroad, she was feeling sad at leaving her family and friends.

As she was thinking all about this, she suddenly heard the airline employee asking her to pick up her luggage and put it on the scales (称).

Maria pulled and pulled. The bag was too heavy and she just couldn't lift it up. The man behind her got very impatient. He, too, was waiting to check in his luggage.

"What's wrong with this girl？" He said, "Why doesn't she hurry up？" He moved forward and placed his bag on the counter, hoping to check in first.

He was in a hurry to get a good seat.Maria was very angry, but she was very polite. And in her best English she said, "Why are you so upset？ There are enough seats for everyone on the plane. If you are in such a hurry, why can't you give me a hand with my luggage？"

The man was surprised to hear Maria speak English. He quickly picked up her luggage and stepped back. Everyone was looking at him with disapproval.

1. Maria's story happened on her way back to Santo Domingo.

A: T B: F

2. You believe that the work of the airline employee mentioned in the story is to check people's luggage at the airport.

A: T B: F

3. "Why are you so upset？" Maria said to the man. She wanted to tell him that he should not be unhappy and worried.

A: T B: F

4. "Everyone was looking at him with disapproval."This sentence means that the people around felt sorry for Maria's manners.

A: T B: F

5. The author mentioned Maria's age at the beginning of the story in order to show that she was young but behaved properly.

A: T B: F

B培训

C评价中心技术

D失业保险

E劳动合同

F是一种程序而不是一种具体的方法，在这种程序中主试针到特定的目的与标准采用多种评价技术评价被试的各种能力。

G使那些不是自愿失去工作的员工在没有工作期间获得一定的收入补偿。

H就是员工与组织确立劳动关系，明确双方权利和义务的协议，是组织和员工之间确立劳动关系的法律凭证

I是帮助员工获取知识、技能和行为方式的重要手段，是人力资源开的的重要工作。

J是指一个国家或地区有较强的管理能力、研究能力、创造能力和专门技术能力的人口的总称。

1、AAF()

BAG()

CAH()

DAI()

EAJ()

2、ABF()

BBG()

CBH()

DBI()

EBJ()

3、ACF()

BCG()

CCH()

DCI()

ECJ()

4、ADF()

BDG()

CDH()

DDI()

EDJ()

5、AEF()

BEG()

CEH()

DEI()

EAJ()

A.plastic drum/gunny bag/wooden case

B.wooden case/plastic drum/gunny bag

C.wooden case/gunny bag/plastic drum

D.plastic drum/wooden case/gunny bag

I lost my bag the day before, but it ______ (find)now.

A.to

B.in

C.with

D.for

A “My bag is easy to carry.”

B “My bag is not easy to carry.”

C “Could you help me carry the bag？”

D “My bag is too heavy for you to carry.”

A.writing

B.engraved

C.written

My school bag is not as colourful as theirs.

Their school bags are _______ ________ than mine.