1．My ____________(explain) seemed to make things worse，which started to drive me mad.
答案：explanation
2．No one knows who it is that is ____________(blame) for the explosion of the chemical factory.
答案：to blame
3．____________(approach) the city centre，we saw a stone statue of about 10 meters in height.
答案：Approaching
4．Mike pretended ____________(prepare) lunch when his mother stepped in the kitchen.
答案：to be preparing
5．She said that she was ____________(will) to pick you up at the airport tomorrow afternoon.
答案：willing
6．We can win this ____________(argue) if we present the facts clearly tomorrow.
答案：argument
7．It is reported that these GM fruits can defend people ____________ cancer, heart attack and many other diseases.
答案：against/from
