在建筑散水与勒脚相接处设缝，应选用（）嵌缝。
A.刚性不吸水材料
B.塑性防水材料
C.弹性膨胀防水材
D.水性防水材料
参考答案：C
Lingling is going to stay in ____ tomorrow.
A．/
B．a
C．an
D．the
What he said about the life in that country is _______. [ ]
A. surprise
B. surprised
C. surprising
D. to be surprised
