I don’t know the reason _______ you were absent from the meeting, and I am not sure that someone will tell me the reason _______ you haven’t told me.
Mary is very clever and ______ worth teaching, but her brother is not.Look, he is now ______ asleep in class.
--- Could you be so kind as to close the window? --- ______.
— We did not see him at the lecture yesterday. — You ______ him, since I went to an international conference with him.
The roof began to fall ______ she had time to dash into the room to save her baby.
Don’t be so discouraged. If you ______ such feelings, you will do better next time.