---Cathy seems to be very happy. ---Surely she is. Having passed all the tests, she felt a great weight off her mind.
The true value of life is not in ________, but ________.
I have almost forgotten ________.
Do you have any idea ________
Last Sunday he made a promise ________ he was free he would take me to Qingdao.
Last Sunday he promised ________ today, but he hasn't appeared yet.