We tried to _______ his doubts and let him tell the truth.
A:replace
B:review
C:remove
D:rebuild
汽车尾气中含有一氧化碳和一氧化氮,可以用高效催化剂将它们转化无害气体,反应的微观过程示意图如下图所示。从图中可以获得以下信息,其中错误的是( )
A. Are there any trees in it?
B. Because the air in the park is fresh and it is good for my health.
C. Do you often read books in the park?
D. There is a lake, a bridge and some small hills.
E. No, there aren't any flowers near the lake
Tem: What's in the central park(中央公园)?
Sarah: ____
Tom: ____
Sarah: Yes, there are.
Tom: Are there any flowers beside the lake?
Sarah: Yes, I do.
Tom: Why not in the library?
打电话时要注意使用文明用语。( )