短语讲解:
1. They have been forced from their homes because of the conflict with Boko Haram militants.
because of 因为,由于
例句:John's jacket got out of shape because of the heavy rain.
约翰的夹克因为大雨而变形。
2. The government says at least 100,000 displaced children are not in classes this year.
at least 至少
例句:At least, I sincerely hope so.
至少我是真诚地这样希望的。
3. She says the government has built more than 200 classrooms, 87 buildings with restrooms and 56 water wells.
more than 超过; 不只是
例句:He supervised and trained more than 400 volunteers.
他指导和培训了400多名志愿者。