The students from the USA will go to Wangfujing Street tonig

用定语从句即可,即

The students who are from the USA will go to Wangfujing Street tonight.

或对后面的will变成同义的,即

The students from the USA are going to Wangfujing Street tonight.

will = be going to

来自美国的学生们今晚要去王府井大街.


希望能帮到你,祝更上一层楼O(∩_∩)O
有不明白的请继续追问,可以详谈嘛(*^__^*)