影响混凝土和易性的主要因素有:()、()、()等。
参考答案:用水量 水灰比 砂率
Lucy is an English girl. She is . She is twenty-two years old now. She is actress. She is very nice. hair is long and blond. She blue and big eyes. Her like her very much.
Lucy looks Faye Wong, a good singer. The singer Hong Kong. Lucy’s favorite is red. She is often经常 . Lucy likes apples, oranges and bananas. is her good friend? Oh, she is Sally.
小题1:A. old B. young C. long
小题2:A. a B. an C. the
小题3:A. Hers B. She C. Her
小题4:A. has B. is C. have
小题5:A. mom B. friends C. dad
小题6:A. at B. the same C. like
小题7:A. come from B. from C. is from
小题8:A. clothes B. teacher C. color
小题9:A. in a red B. in red C. at a red
小题10:A. Who B. Whose C. Where
某分部工程双代号时标网络计划执行到第6天和第10天结束时,检查其实际进度如下图前锋线所示,检查结果表明()。
A.第6天结束检查时,工作B的实际进度不影响总工期
B.第6天结束检查时,工作D的总时差尚有2天
C.第10天结束检查时,工作E的实际进度会影响总工期
D.第10天结束检查时,工作C的实际进度影响工期1天
E.在第6天到第10天内,工作D的实际进度加快1天