常青公社(shè )的马(mǎ )大车(⛲)驾(jià )着(zhe )一辆装满化肥的三(sān )驾(jià )(🃏)马车走(🕟)在首都京郊某条车水(🔧)马龙(🎹)的公路(lù )中央。为了(le )确保首都(dōu )蔬菜供应以(yǐ )及环(huán )境卫(❣)生,北京有关部门决(jué )定禁(🔸)止马车进城,并委派艾京(jīng )(💆)华到常青公(🚉)社装备(bèi )一批汽车代(dài )替马车(😚)进城送菜(😻)。以马大车为(🕕)首的马车把式们却把(🌙)艾(📎)京(jīng )华(huá )视(🔩)为眼中钉。马大车(chē )的儿子马三辈站(zhàn )(🌊)在(zài )未婚妻艾京华一边和爸爸(bà )展开了斗争。在(zài )结(🙉)婚(hūn )(💪)筵席山,马大车才知道艾京华就(jiù )是(⛳)自(😍)己的儿媳(🏯)妇,公公和(hé )(🐀)儿媳妇终于相(xiàng )互理解。马车(❕)不能进(jìn )城了(le ),马大(dà )车(💍)赶(gǎn )着马(mǎ )车在(zài )(🈸)京(➡)郊(🏻)公路上担负(👪)着汽车(🃏)无(🌪)法(💅)完成的运(📟)输使命。