We should be happy.是虚拟么?/类似的还有You should go to school.

We should be happy.是虚拟么?/类似的还有You should go to school. we should have____before we go to school why we should go to school? He desires that he should go to school能不能把should换成were to虚拟语 I should be most happy to go down with you if I __in the way I should go to school we all should go to school in time . 适当词填空130.You should (be) careful.131.–Must we go to the park there we should be happy in a We both should be happy 什么意识? we should always be happy 是什么意思? You should go to school now.（改为疑问句）