1.I think he can finish the work on time.(否定句)
I( )think he( )finish the work on time.
2.I want to know how I can get there.(简单句,同义句)
I want to know( ) ( )get there.
3.Please tell me what I should do next.(同义句)
Please tell me ( ) ( )do next.
4."Come here",she said to us(连成一句)
She( )us( )come here.