单选题 A Frenchman (法国人) once came (来，出现) to London to study. He lived at his friend's home. He worked very hard (41) his lessons.
Every morning, he often (42) reading by the window. His friend, John, liked to keep birds. One morning when be took out his birdcage (鸟笼) and tried (43) it on the window upstairs, the cage (笼子) fell (落下；下降) (44) his hand. He couldn't catch it, so he shouted, "Look out!" As (45) as he heard the shout, the Frenchman put his head (46) the window to look at (47) was happening. What happened? (48) was just in time to hit (碰撞,击打) him on the head! From (49) on the Frenchman knew what the English "Look out !" really (50) .

【正确答案】 C
【答案解析】习惯用法。
【正确答案】 A
【答案解析】固定搭配：do reading。
【正确答案】 A
【答案解析】短语try to do sth.，试着去做某事。
【正确答案】 A
【答案解析】本句意思是鸟笼从他的手中脱离，掉了下去，所以用off。
【正确答案】 B
【答案解析】固定用法，as soon as...，一……就。
【正确答案】 C
【答案解析】把头探出窗外应该用介词短语out of，单用其中一个都是错的。
【正确答案】 B
【答案解析】用what 来引导宾语从句，A、C都没有这种用法。
【正确答案】 B
【答案解析】根据上下文，应该是鸟笼cage 砸到他头上。
【正确答案】 B
【答案解析】短语：from then on从那以后。
【正确答案】 C
【答案解析】大概意思是说，法国人明白了look out (小心)的意思。