根据课文内容,我会在括号里填上合适的词。
( )的枝头 朦胧的( ) ( )的流苏
( )的朝霞 金黄的( ) ( )的香气
毛茸茸 寂静 洁白 姗姗来迟 花束 林间
Six days had gone by ______ they realized the picture painted by Pablo Picasso was missing.
A. as
B. before
C. since
D. when
在机车同一轨道同一方向()人力推车。
A.不准
B.可以
C.有时