Itissurprisingthatthisinnocent-lookinggirl________________(commit)suchacrime.
should have committed
暂无解析
He________violinwhenIwanttosleep.
The teacher said that Jane ________ work harder the following semester.
________ you had been here, we wouldn ’ t have had so much trouble then.
Jameshasjustarrived,butIdidn’tknowhe________untilyesterday.