单项选择题

共用题干
某工程项目的进度计划如下列单代号网络计划所示，时间单位为周。根据题意，回答下列问题：

A.20
B.23
C.26
D.28

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多项选择题

共用题干某工程项目的进度计划如下列单代号网络计划所示，时间单位为周。根据题意，回答下列问题：

A.比甘特横道计划更形象、直观
B.各工作之间的逻辑关系明确
C.能通过参数计算找出关键工作
D.便于对进度计划进行动态控制

未分类题

Boston is a beautiful big city with historical landmarks, museums and cultural sites. There are a number of fine arts venues and more than 50 colleges and universities in the area, including Harvard in Cambridge, one of the bigger Boston suburbs.To see 372-year-old Boston, put on your tennis shoes and tour the streets on foot. Most of the city's sights can be seen within a five-square-mile area in the North End, the historic center of the city. Most people use the city's subway to get arounD.From Faneuil Hall to Beacon Hill to Harvard, Paul Revere's house or the site of the Boston Massacre, visitors can find a huge chunk of the nation's heritage in one afternoon.Where is Cambridge?A.In the North End in Boston.B.In the suburbs of Boston.C.Near Beacon Hill in Boston.D.Near Faneuil Hall in Boston.

A.To
B.
Where
C.In
D.
B.In
E.
C.Near
F.
D.Near

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