根据如图Ⅲ-6所示的主视图和俯视图判断,正确的左视图是()。
A.A
B.B
C.C
参考答案:B
(2013·黑龙江四校高三联考)The church ________ from the 18th century is under repair at present.
A.dates
B.to date
C.dated
D.dating
盾构法隧道施工基本原理