1.there are a flowers near the river.（改为一般疑问句）

1.there are a flowers near the river.（改为一般疑问句）
2.there is a clean river in the park.(用a dirty river改为一般疑问句）
3.it;s time to have lunch.(改为同义句）
t;s time .
4.i am an university studen.( ) 5.are your principal active?( )
a b c a b c
6.what do you (v a h e) on mondays?