Ответ:
1)We are doing an interesting _____ in Science today
2)Does your school have all experiment equipment?
3)There isn't any open space at my school
4)Boat schools are ________ for many students in Bangladesh
5)How often do you visit the school library to study
6)Is there a blackboard in your classroom
1 и 4 не знаю, там у слов одниковые значения и они не очень подходят к предложению по смыслу