公路工程中常见的钢筋混凝土梁式桥有()等。
A、简支梁桥
B、悬臂梁桥
C、连续梁桥
D、空心板桥
参考答案:A, B, C, D
They often ________ at five in the afternoon.[ ]
A. go there
B. go to there
C. goes there
D. going there
教室的长8米,宽6米.长与宽的比是______,宽与长的比是______.