湿缸套的缺点是（）A、刚度差 B、易漏水 C、易漏气 D、温度分布不均

建设工程监理与相关服务收费应根据建设项目投资额的不同情况，分别实行政府指导价和______。

A．政府定价
B．合同约定价
C．市场调节价
D．合同估算价

Her genuine love for you may _______ what she has sacrificed (牺牲)to make you succeed.

A．stand for

B．count for

C．account for

D．speak for

Americans All

Type: Musical Running Time: 50 Minutes

This is a musical play set in a high school classroom that will teach you the importance of staying in school. This fun and entertaining musical experience will appeal to anyone. It has a positive message that will be well received by students as well as their teachers and parents. Almost all of the roles can be played either by males or females. The dialogue teaches values, ethics and how to be the best you can be. The lyrics (歌词) and music flow non-stop with piano accompaniment (伴奏).

A Mother in My Head

Type: Short Play Running Time: 45 Minutes

Where does motherly advice and direction begin and where does it end? Or does it ever end? This fast-paced play follows the lives of two young people as they begin their careers, meet, and fall in love, each coached in every step of the way by the "mothers in their heads". The on-stage presence of the mothers provides an interaction (相互交流) between characters that is thoroughly enjoyable.

One of Our Clowns Is Missing

Type: Short Play Running Time: 30 Minutes

Adapted from the full-length play One of Our Clowns Is Missing by Robert Frankel, this play will bring the audience to cheers, tears, and applause. Sandy lacks self-esteem (自尊), but after meeting a group of characters that turn her life around, she regains her confidence and makes a new start.

My Fed Ex Christmas Request

Type: Short Play Running Time: 10 Minutes

Nicky is naughty every year so instead of getting toys under his Christmas tree, Santa has been leaving him a lump (块) of coal in his stocking year after year. Well, Nicky has finally had it with being labeled as naughty by Santa and decides to pack himself in a FedEx box and ship it to the North Pole. He’s going to defend his case face to face with Santa. This comedy shows us what happens when Nicky decides he’s not going to take it anymore!

小题1:To encourage their children to stay in school, parents should take their children to see __________.

A．Americans All

B．A Mother in My Head

C．One of Our Clowns Is Missing

D．My Fed Ex Christmas Request小题2:A Mother in My Head___________________.

A．teaches young women how to be good mothers

B．advises mothers to care more about their children

C．shows mothers’ influence on young people’s lives

D．encourages young people to live with their mothers小题3:Which of the following can inspire people to gain more self-confidence?

A．A Mother in My Head.

B．Americans All.

C．My FedEx Christmas Request.

D．One of Our Clowns Is Missing.

简要回答营功能称的主要内容。

B细胞所不具备的受体是（）。

A.抗原受体

B.小鼠红细胞受体

C.羊红细胞受体

D.Fc受体

E.补体受体