选词填空time for reach for at the moment team invite appetite come across put up pastime beware
1.The 2008 Beijing Olympic Games were such a good _____________ the world to know more about China.
2.Sorry, I can't give you an answer _____________ .I need to think about it further.
3.The professor encourages us to ____________ opportunities instead of waiting for good luck.
4.The organizer has ____________ a number of famous singers to perform. at the opening ceremony (开幕式).
5.The great progress they have made comes from their good ____________ work.
6.Exercise will always give you a good ____________.
7.The computer can easily get stuck, so you must ____________ of computer viruses.
8.Before it got dark the campers ____________ their tent in a field.
9.When I ____________ a new word, I write it down in my notebook.
10.Chatting with friends over the Internet in the dead of night is probably my only ___________.