题目

阅读短文，判断正误。The nature park is sobig. There is a forest in the nature park. There are so many flowers. There isa lake between the flowers. There are many ducks on the lake. What a beautifulpark it is! （1） The nature park is so small. （2） There is a forest in the nature park. （3） There are lots of flowers. （4） There is a lake beside the flowers. （5） There are many ducks on the lake.3．已知点C在线段AB上，且$\overrightarrow{AC}$=$\frac{2}{7}$$\overrightarrow{CB}$，则（　　）A．$\overrightarrow{AB}$=$\frac{7}{5}\overrightarrow{BC}$B．$\overrightarrow{AB}$=-$\frac{7}{5}\overrightarrow{BC}$C．$\overrightarrow{AB}$=$\frac{9}{7}\overrightarrow{BC}$D．$\overrightarrow{AB}$=-$\frac{9}{7}\overrightarrow{BC}$