-Do you know our town at all?-No, this is the first time I ________ here.
The policeman caught hold of the thief and hit him ____the head.
The song ____My heart will go on is liked by the young people
_______terrible weather we’ve been having these days!
---What’s ______population of China?---China has_____ population of 1.3 billion.
Taking this medicine, if ________, will certainly do damage to your health, as the doctor advises.