DK36A型落下孔车应编挂入()位置。
A.列车前部
B.列车中部
C.列车后部
D.无特殊要求
参考答案:C
The children _________ the park tomorrow.[ ]
A. went
B. are going to
C. go
D. goes
足月胎儿脐带平均长度为
A.30cm
B.40cm
C.50cm
D.75cm
E.80cm