In the park, the number of visitors is tightly ____ to avoid damaging the environment or putting stress on the animals.
.--Your parents were anxious about you. You _____ home without saying a word. -- It’s my fault.
Hello! I ________ you _______ in London. How long have you been here?
________ is the best student in our class?
Once fighting_____ between the two villages and many people were killed.
The practice of hanging clothes across the sreet is a common______in many parts of the city.