The president stood by a window inside the room, ____, looking over the square.
The teacher came in ,________.
_______blood if you can and many lives will be saved.
二、单选 I want an assistant with ___ knowledge of French and____experienceof office routine.
35. Don’t worry if you don’t understand everything, the teacher will __ the main points at the end.
34. You and I could hardly work together,____________?