第11题: [单项选择]15个月的婴儿精细运动表现为()。 A. 搭积木5~6块,用笔画直线 B. 搭积木2~3块,将小丸放入瓶中 C. 搭积木6~7块,逐页翻书,用蜡笔乱涂 D. 搭积木10块,模仿画圆形,会用筷子夹花生 参考答案:B
第12题: [单项选择]According to the speaker, what do people often think about astronomers
a. They spend most of their time looking through telescopes.
b. They are constantly analyzing data.
c. They often live near observatories.
d. They devote a lot of time to theoretical problems. 参考答案:A 答案解析:[听力原文]
Most people think of astronomers as people who spend their time in cold observatories peerin
第25题: [单项选择]确定石灰桩复合地基承载力特征值时下述()不正确。() A. 初步设计时,石灰桩桩身抗压强度宜取350~500kPa B. 桩间土承载力特征值宜取天然地基承载力特征值的1.05~1.2倍 C. 桩面积应按成孔直径的平均值进行计算 D. 施工图设计时,复合地基承载力特值应通过载荷试验确定 参考答案:C