单选题：This was disaster on a cosmic scale.

题目内容：

This was disaster on a cosmic scale. A．modest
B．commercial
C．huge
D．national

参考答案：

答案解析：

She showed a natural aptitude for the work.

She showed a natural aptitude for the work.A．sense B．talent C．flavor D．taste

分类：综合类题型：单选题

They have been living under the most appalling conditions for two years.A．dreadf

分类：综合类题型：单选题

The discovery of the genetic code of chimps will be helpful to __________ A．som

分类：综合类题型：单选题

Paragraph 3 __________ A．Reasons for HIV Resistance B．Implications of Chimpanzee

分类：综合类题型：单选题

Why does the author think that the grads are given an extra chance in starting

分类：综合类题型：单选题