下述关于Crohn病的临床表现恰当的为
A．病变只局限于结肠
B．回肠很少被累及
C．病变可呈节段性分布
D．最常累及直肠
参考答案：C
把课程用于教育科学的专门术语始于()。
A．朱熹
B．孔颖达
C．夸美纽斯
D．斯宾塞
The weather was hot, so we _______ have a swim at the pool. [ ]
A. made
B. felt
C. enjoyed
D. decided
