题干
—Will you please give the dictionary to Jane .
—Sure . I'll give it to her ____ she arrives here
A：before
B：until
C：because
D：as soon as
答案(点此获取答案解析）
D
—Will you please give the dictionary to Jane .
—Sure . I'll give it to her ____ she arrives here
A：before
B：until
C：because
D：as soon as
)为一种高分子树脂，其合成路线如下： 已知：①A为苯甲醛的同系物，分子中无甲基，其相对分子质量为134；