Liu Xiang won the gold medal of men’s 110m hurdles at the 16th Asian Games, ________ the title of the event with 13.09 seconds. [ ]

There are students in our school.

Only when toexplain thereasonfor this.

下列句子中，没有语病句意明确的一句是（ ）

The elevator _________ and we were trapped inside for half an hour.