He stood        to the painting and studied it        .

一 I’d like to go home now． 一 Why not stay here for the night? It is so late now.___,it is raining．

Make sure the gas is turned off after cooking, which would        cause danger to our life.

_____, I think the show is going to be a great success though many people don’t think highly of it.

I wasn’t blaming anyone: I ________ said errors like this could be avoided.