Many students have difficulty in delivering a speech in public, but they can overcome it through training.
很多学生觉得当众发表演讲很困难,但通过训练他们可以克服这一问题。
Following the rules can also help the students in the classroom to learn without difficulty.
遵守规则也可以帮助学生在教室毫不费力地学习。
And overcrowding at state schools means students could be locked out of courses and have difficulty completing their degrees in four years.
而且公立学校的人满为患意味着,学生可能会选不上某些课程,难以在四年内完成学业。
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