By the end of the year all but two people （leave) ______.

31 A program can best be described as:

A. A grouping of related activities which last two years or more

B. The first major subdivision of a project

C. A grouping of projects, similar in nature, which support a product or product line and have no definable end point

D. A product line

E. Another name for a project

A.斜线终点坐标(Xe，Ye)，当︱Ye︱>︱Xe︱时，计数方向取GY

B.斜线终点坐标(Xe，Ye)，当︱Xe︱>︱Ye︱时，计数方向取GY

C.圆弧终点坐标(Xe，Ye)，当︱Xe︱>︱Ye︱时，计数方向取GX

D.圆弧起点坐标(Xe，Ye)，当︱Xe︱>︱Ye︱时，计数方向取GX

A.斜线终点坐标(Xe, Ye)当 |Ye| >|Xe| 时，计数方向取Gy

B. 斜线终点坐标(Xe, Ye)当 |Xe|>|Ye| 时，计数方向取Gy

C. 圆弧终点坐标(Xe, Ye)当 |Xe|>|Ye| 时，计数方向取Gx

D. 圆弧终点坐标(Xe, Ye)当 |Xe|<|Ye| 时，计数方向取Gy

A.ye

B.Hello

C.Goodbye

A.北美烧烤风味安格斯厚牛堡

B.波波椰奶ye ye ye ye

C.脆汁鸡

D.海盐柠檬汽水

A.ue

B.ye

C.uy

A.Me,too

B.You,too

C.ye

D.ine

A. The Altar

B. To His Coy Mistress

C. To Daffodils

D. Gather Ye Rose Buds While Ye May

A.斜线终点坐标（XeYe)，当︱Ye︱>︱Xe︱时，计数方向取GY

B.斜线终点坐标（XeYe)，当︱Xe︱>︱Ye︱时，计数方向取GY

C.圆弧终点坐标（XeYe)，当︱Xe︱>︱Ye︱时，计数方向取GX

D.圆弧终点坐标（XeYe），当︱Xe︱|Ye|时，取Gy;当|Ye|>|Xe|时，取Gx；当|Xe|=|Ye|时，取Gx或Gy均可。

A.Your school is cool

B.Thank you

C.ye