美丽的草原“白云悠悠，绿草茵茵”，草原呈现绿色是因为草____了绿光（选填“吸收”或“反射”）；我们能从不同方向看到同一片白云，是因为白云对光产生了​____反射（选填“漫”或“镜面”）．

Bill: Hello, is that Dad?

Dad: Yes，it's me. How's your holiday? Are you having a good time in Sanya?

Bill: Yes. I'm collecting shells on the ____now. Where are you, Dad?

Dad: I am in the ____. I am ____a book.

Bill: Is Sally ____TV in the living room?

Dad: No. She is writing a ____in her bedroom.

Bill: OK. Miss you, Dad. Bye.

Dad: Bye.

解方程

$5x-\frac{10}{7}=\frac{7}{5}$

X=____