关系语言的特点是( )。 A) 高度程序化 B) 程序化 C) 高度非过程化 D) 高度过程化
参考答案：C
Little Jane was sleepy, so she shook her head and tried to concentrate________she was doing. [ ]
A. on what
B. on when
C. with what
D. with which
工作闻到车间有异味，特别（）是味，要立即停车检查处置保证生产安全。
A.火烧糊
B.辛辣味
C.胶皮味
D.刺鼻味
