Dams vary (in size) (from small rock barriers to) concrete structures (many feet) (height).
A. in size
B. from small rock barriers to
C. many feet
D. height
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(As) secretary of transportation, he worked to help the (bankrupt railroads) in the northeastern (United States) (solved) their financial problems.
As
B. bankrupt railroads
C. United States
D. solved
进度计划编制的逻辑关系中,紧前工作与紧后工作可以互逆,当B工作的紧前工作有A时,A工作的紧后工作也只有B。 ()
A. 正确
B. 错误
Photographs (printed in) (newspaper) usually have a caption (underneath) to explain what (they are about).
A. printed in
B. newspaper
C. underneath
D. they are about
工程质量监理与内部管理和质量监督部门的抽查是类似的。 ()
A. 正确
B. 错误