It’s hard ______ me______this passage.[ ]

Great changes __________ in China in the past few years.

Harbin No.3 High school is___ school of wonders, ____ school which we students are proud of.

The duty of Project Hope is to help poor children, isn’t it?–Yes, it has built many schools ____ those children can study happily.[ ]

Europeans made ______ clear that they did not want to take the Roma as neighbors.