-What were you doing this time yesterday? -I ( ) on the beach and drinking beer.
A. lie
B. lay
C. am lying
D. was lying
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My sister is a writer. She( )more than ten books since 1980.
A. writes
B. wrote
C. has written
D. will write
I will send you an e-mail as soon as I( ) to China.
A. return
B. returned
C. am arriving
D. will arrive
当结构部分是框支剪力墙结构时，墙柱的根部的标高为（）
A. 为框支梁底部的标高
B. 为框支梁顶面的标高
C. 基础顶面标高
D. 地下室顶板标高
剪力墙平法施工图的表达方式有（）
A. 平法表示法
B. 截面注写法
C. 列表注写法
D. 剖面注写法
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