单项选择题
It is a great honor for me（）to make a speech on the situation in Tibet．
A.having askedB.being askedC.to have askedD.to be asked
单项选择题 The young actress looked so charming in her beautiful dress that we took（）pictures with her.
单项选择题 Mr．Zhang（）here for almost 20 years, yet he hasn't had an accident．
单项选择题 It’s harmful for the students to spend too much of their time（）computer games．
