答案:B
Yesterday evening, I _____ along the street when I suddenly met my maths teacher.
A.walk
B.walked
C.was walking
D.am walking
在出生后的整个生长发育过程中,身体各部分增长的比例是()。
A、下肢增长4倍
B、躯干增长3倍
C、头颅增长1倍
D、上肢增长2倍
E、足部增长5倍