根据句意和汉语注释,在答题卷标有题号的横线上写出单词的正确形式。I’m __________(惊讶的) to know that there are only seven bones in a giraffe’s neck.
We can use a computer to search for a lot of important____________(信息) .
Most birds in the forest make beautiful __________(声音) and we often hear the birds sing in the forest.
They ________(大笑) happily when they heard the funny joke.
It’s dangerous to walk __________(横过) the street when the traffic lights are red.