I was studying at home for my test _30._ my parents went out fordinner last night. Half an hour later, there was a terrible smell in theair and I thought there was something wrong. I went out of my houseand _31._ fire coming out of my neighbor‛s kitchen. I shouted “Fire!Fire!” but no one heard it or came out. I called 119 right away.
      Then, the firemen _32._ and put out the fire quickly. My parents were proud because they had a great boy! neighbor 鄰居 put out 撲滅
【題組】30.
(A) before
(B) after
(C) when
(D) or