A.4個(gè)B.3個(gè)C.2個(gè)D.1個(gè)
A.鐵鍋生銹B.田里玉米長(zhǎng)高C.水蒸發(fā)D.地球繞太陽公轉(zhuǎn)
A.相對(duì)河岸來說,坐椅是靜止的B.相對(duì)坐椅來說,河岸是運(yùn)動(dòng)的C.相對(duì)船來說,石碑是靜止的D.相對(duì)石碑來說,船是靜止的