精选优质文档-倾情为你奉上1(2017全国卷，69)However, be_ (care) not to go to extremes.答案：careful名词加后缀ful变成形容词，作表语或定语。此句用于be careful (not) to do sth.结构。2(2017全国卷，70)It is _ (certain) fun but the lifestyle is a little unreal.答案：certainly此处应用副词修饰形容词fun, certain加后缀ly构成其副词形式。3(2017全国卷， 66)She is determined to carry on with her _ (educate)答案：education形容词性物主代词通常在名词前作定语。由此可知her后面的空格处应为名词education。tion为名词后缀。4(2017江苏高考，29，改编)Only five years after Steve Jobs de
