阅读理解。
Today is the 7th of March．It is ten thirty in the morning．Miss Li and her students are going out on a picnic．They’re now in the park．The children are having a good time at the moment．Look，the girls in the beautiful dresses are Lucy and Lily．They’re twin sisters．They’re singing and dancing．Who’s the boy under the big tree? He’s Tom．He is reading a storybook carefully．Where is Miss Li? She is playing games with Jim and other students．But David and Mike are fishing near the river．Then a park keeper comes up to them．He points to a sign near the river．He says to the boys，“Don’t you see the sign over there? It says‘No fishing．and it's dangerous here．”David and Mike say sorry and come back to the big tree．
根据短文内容选择正确答案。
（1）Today is         ．
A．the 7th of March   B．the 17th of March   C．the 7th of April
（2）It’s       ．
A．half past ten in the morning  
B．nine thirty in the evening
C．half past nine in the morning
（3）Miss Li and her students are       ．
A．in the zoo      B．at school      C．in the park
（4）The twins are         ．
A．reading a storybook carefully 
B．singing and dancing
C．playing games with Miss Li
（5）Tom is reading        ．
A．under the tree     B．on the grass     C．near the rivet
（6）The sign near the river means        ．
A．you must keep quiet
B．you can’t fish here and shouldn’t swim here
C．you can’t touch it and shouldn’t make noise here