Every student as well as some teachers who _________to visit the Forbidden City_________asked to be at school gate before 6:00 in the morning.

The words that we should pay attention to_______on the blackboard.

My mother asked me if ______________ a picnic the next week in our school.

When the headteacher announced his plan for a spring outing，the ______ of the students in the class ______ for it.

— Why does the lake smell terrible?— Because large quantities of water ____.