I couldn't find my lost watch if you didn't help me

If you didn't help me,I couldn't finish the work in time.(改为 If you didn't help me,I couldn't pass the English exam this 英语句子 If you don't help me ,I couldn't work out the math prob -What are you ____?Can I help you?-I can’t find my watch.A l If you didn't help me ,i would have been a in serious troubl 、-I can't find my key.Bob.Can you help me?-Sorry,I'm busy（ ） 1.I don‘t （t ）you can find your lost watch Please help me.I can't find my keys e____. If you didn't told me ,I would clean you 填空i can't find my keys.Can you help me look( )them? I can't finish my work on time if you don't help me.I can't I couldn`t help