请帮助做四小题英语试题
在空白处填上适当的词：
1.forget about your topic.it is totally to our discussion .（tetevant）
2.my father cannot read and write as he is .(literate)
3.he did not have time to finish his novel.the slerv remained .(complete)
4.In many countnries、laughing aloud is for a lady.(proper)
he did not have time to finish his novel.the story remained .(complete)