He was _______ to wait for me for so long. He left alone.
--- The Spring Festival is coming. ---Yeah, let’s go to the department store _____________ something for our parents as gifts.
---How can I save the water? ---It’s easy. First, make sure the tap ____________ after using.
--- Must I return the book today? I haven’t finished it. ---It depends on how long you have ____________ it? You should return it two weeks.
That man ______be Mr Wang , because he has gone to Beijing.
--- Why are they going to Wenchuan this winter? --- They’re going to be a volunteer there and _____________ the people in the disaster area.