There are signs ____ restaurants are becoming more popular with families. (2000.6.CET-4)
A. that
B. which
C. in which
D. whose
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____ surprised me was ____ he couldn’t ride a bicycle.
A. That, that
B. What, what
C. Who, that
D. What, that
There is no doubt ____ the company has made the right decision on the sales project. (2001.TEM-4)
A. whether
B. why
C. that
D. when
多项选择题(1)刚性防水屋面一般由( )等构造层次组成。
A. 防水层
B. 隔离层
C. 保温层
D. 找平层
E. 结构层
(2 )柔性防水层面一般由( )等构造层次组成。
A. 隔离层
B. 保护层
C. 找平层
D. 防水层
E. 结构层