A．for B．onC．at D．inThe headmaster went to Washington __……

单项选择题—______your step ,Jim, or you might fall into the water. —Oh,dear! Look where I am going.

单项选择题Does ______ matter if he can't finish the job on time

单项选择题Since our knowledge is ______ none of us can exclude the possibility of being wrong.

单项选择题Who wrote The American

单项选择题Does the TV say ______ happened in Iraq every day

单项选择题A bank is the place ______ they lend you an umbrella in fair weather and ask for it back when it begins to rain.

单项选择题______ around the Water Cube, we were then taken to see the Bird's Nest for the 2008 Olympic Games.

单项选择题—Guess what, we've got our visas for a short-term visit to the UK this summer. —How nice! You （）a different culture then.

A. will be experiencing
B. have experienced
C. have been experiencing
D. will have experienced

单项选择题I felt so bad all day yesterday that I decided this morning I could not face ______ day like that.

单项选择题There is an increasing______to make movies describing violence.