Peter, do you visit your grandparents?---Twice a month.
His grandparents used to ________ a walk after dinner, but now they are used to ________ a walk after breakfast.
My sister was ________out at night.
______ is necessary _______ us ________learn English well.
You should read _______ the lights _______.
It’s _______ outside. Put on your thick coat to keep you_______.