A:50mL量筒
B:10mL量筒,滴管
C:托盘天平
D:50mL量筒,滴管
根据理解,选择正确答案。
Found
Is this your book?
Please call Jim at 4953456
Is this your black bag?
Please call Susan.
Phone number:4765939.
Lost
My pencil case: blue and white
Call Tom at 4567800
A white watch.
Call Lisa at 4129856
阅读图,下列说法正确的是( )
小明跑操场一圈要8分钟,妈妈跑一圈12分钟.如果小明和妈妈同时起跑,至少多少分钟后两人在起点再次相遇?此时小明、妈妈分别跑了多少圈?