题目内容

用所给词的正确形式填空
l.             ( trillion) of students are working hard to get good jobs.
2. The            ( organize) summer camp is the most important step in education.
3. The workers continue             ( explore) to find out more mineral resources.
4. The students' chances of             ( have) a positive experience have improved.
5. This is an opportunity for us             ( talk) with the psychologist.
1. Trillions   2. organized   3. to explore   4. having  5. to talk
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