第二节语法填空（共10小题；每小题1.5分，满分15分）
阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空格处填入一个适当的词或使用括号中词语的正确形式填空，并将答案填写在答题卡标号为16-25的相应位置上。
On December 19th , 2006, an airbus took off on time from the capital airport of Saudi Arabia. After about an hour’s 16.    (fly), something strange happened in the plane.
The passengers 17.     (enjoy) themselves when a small rat stole out from the bag of a young man ,which make the young woman nearby 18.      (alarm)with loud screaming. Then more and more rats came out of the bag. All the passengers became out of order, especially the women and the children. The steward（机长）managed to get in touch with 19.    control center on the ground. With the order from the ground, the plane 20.     (succeed)landed at the nearest airport.
As soon as the plane on the ground, all the passengers got off. Then seven specialists got on 21.   ______(catch)these small creatures. Many means had been tired but 22.    of them were good enough to catch the rats.
At last they tried to fill in the plane 23.      carbon-dioxide, 24.      poisoned all the eighty rats by the poisonous gas.
It 25.  __  (report)that the young man wanted to carry these rats to another city and sell them as pets but no one had expected that theses small creatures succeeded in escaping from the bag.