世界著名的香榭丽舍大街位于()。
A.柏林
B.伦敦
C.巴黎
D.纽约
参考答案:C
(2013·甘肃诊断测试)Your cousin is said ________ a new computer program recently, but do you know when he will finish it?
A.to design
B.designing
C.to have been designing
D.to have designed
下列各符号中,( )是指混凝土的强度等级。
A.(A) M10
B.(B) P.O42.5
C.(C) C50
D.(D) F100