将括号内名词变为适当的形式填入空白

将括号内名词变为适当的形式填入空白
1.If no alternatives______(see),it often means that a thorough job of examining the problems has not been done.
2.The second half of the nineteenth century______(witness),the first extended translation into English of the writings of Eliphas Levi.
3.The more stress you are under,______(likely) you are to catch a cold.
4.The robots used in nuclear plants to handle the radioactive materials prevent human personnel from______(expose) to radiation.
5.The robots used in nuclear ______(care) for by their grown-up children.
6.It is difficult to summarize the composing methods of so______(diversify) a group.
7.The government has directed that tough measures ______(take) to limit the economic decline.
8.Betty fell asleep with the stove fire still______(burn).
9.Every decision has constraints______(base) on policies,procedures,laws and the like.
10.It may be worth______(remember) that while John Major didn't himself go to Oxbridge,most of his ministers did.
希望外语好的朋友帮忙回答下,答案越对越好,谢咯