试题题干
WORD FORMATION
Complete the following sentence with the proper form of the word in the bracket.
(various) The newly enrolled servicemen are from a
of backgrounds as required by the general.
参考答案
试题解析
此处缺少名词。
a是冠词，所以空格处填名词。所以应该把形容词various变为variety。a variety of：多种式样，变化，多样化。
句意：新军人都是按照将军要求的各种背景招来的。