十八大报告指出,要严明党的纪律,自觉维护党的()。
A.高度位置
B.集中统一
C.利益
D.伟绩
参考答案:B
I have an _______ reading book. Are you _______ in it?
A.interesting; interesting
B.interesting; interested
C.interested; interesting
D.interested; interested
对混凝土或浆砌石护坡分段时,即每隔一定长度预留一道()。
A.表面缝
B.临时缝
C.龟纹缝
D.永久缝