.--- I will attend your lecture at 10:00 tomorrow. --- I am sorry, by then my lecture will have ended and I ______ my guests in my office.
Only lately _____ about the dark secrets behind the seemingly-happy marriage of the golf star Tiger Woods.
—Did you listen to the lecture given by the famous herbalist doctor Zhang Wuben? — No, we ______ it. But we had a lot of traffic on our way.
Barrack Obama’s recent visit to the Asian nations clearly sent a message to the world ______ Asia is important in America’s global partnership.
I don’t smoke now, but I ____for almost ten years.
The dying man is _____ the help of the doctor.