问题
多项选择题
土的密度试验方法有()。
A.比重瓶法
B.蜡封法
C.环刀法
D.灌水法
E.灌砂法
答案
参考答案:B, C, D, E
土的密度试验方法有()。
A.比重瓶法
B.蜡封法
C.环刀法
D.灌水法
E.灌砂法
参考答案:B, C, D, E
A. five B. six C. seven 小题2:On Sunday, the zoo opens at . A. 8:00 a.m B. 8:30 a.m C. 9:oo a.m 小题3:Tom is 15, his brother is 9 and his sister is 6. If they go to the zoo, they need . A. ¥23 B. ¥15 C. ¥13 小题4:The zoo closes at on Wednesday . A. 9:00 a.m B. 8:30 p.m C. 6:30 p.m 小题5: We must in the zoo. A.give the food to the animals B.keep the zoo clean C.touch the heads of the animals |