用于大中型瓦楞纸箱及其衬板的是( ),其综合性能适应大多数瓦楞包装的要求。
A.单面瓦楞纸板
B.二层瓦楞纸板
C.三层瓦楞纸板
D.五层瓦楞纸板
参考答案:D
课文背诵(每空1分,共20分)
(1)
When I told her that our小题1:would begin 小题2: an altitude of more than 5,000 metres, she 小题3: to be excited 小题4:it. When I told her the air would be hard to 小题5: and it would be very cold, she said it would be an interesting 小题6: . I know my sister well.小题7: she has made up her小题8:, nothing can change it.
(2)
Bricks covered the ground like red autumn 小题9:. No wind, 小题10: , could blow them away. Two 小题11: fell and most of the bridges also fell or were not safe for 小题12: . The railway 小题13: were now useless 小题14: of steel. Tens 小题15: thousands of cows would never give milk again.
(3)
"The last thirty years have seen the 小题16: number of laws stopping our 小题17: and progress,小题18: today we have reached a 小题19: where we have almost 小题20: rights at all"
城市规划一般划分为______两个阶段进行。
A.总体规划和详细规划B.城区规划和城郊规划C.基础设施规划和商业规划D.近期规划和远景规划