He was honest and told us ______ he knew.
In no city of China _____ little about the economic development.
The ________ look on her face suggested that she _________ it.
— Are you going there with us?— If Mary wants to go, __________.
from different angles, the picture doesn’t look the same.
These teenagers don’t know much of the world yet; that’s why they are so easily _____ .