注意：此页面搜索的是所有试题
题目内容
（郑州工程技术学院-大学英语（2）.）
19.
Hydrogen is one of the most important element in the universe ____ it provides the building blocks from which the other elements are produced.
(A) so that
(B) but that
(C) provided that
(D) in that
Hydrogen is one of the most important element in the universe ____ it provides the building blocks from which the other elements are produced.
(A) so that
(B) but that
(C) provided that
(D) in that
参考答案
