主智主义主张将一堂体育课分为()、()、()三部分。
参考答案:准备;基础;结束
Don't you think our suggestion reasonable that they ________ go there together to face the challenge?[ ]
A. may
B. must
C. should
D. can
溢流坝大孔口溢流式泄水是在闸墩上部设置胸墙,即可利用胸墙挡水,也可()和()。