A terrible earthquake hit Wenchuan at 2:28 p.m. _______ May 12th. [ ]
Is your home ______ the park? —No, it’s ______ the park. [ ]
Pudong International Airport is one of_______ airports in the world.
Do you find this Maths problem__________?—Yes. I can work it out_______.
He helps his parents _____ the housework. [ ]