项目完工风险主要包括()。
A.不能完工风险
B.完工延迟风险
C.成本超支风险
D.设计不合理
参考答案:A, B, C
―Oh, my God! We have missed the last bus. What shall we do?
―I’m afraid we have no but to take a taxi.[ ]
A. choice
B. decision
C. reason
D. idea.
2-6岁儿童语法结构的发展趋势?