.—_____ does he meet his friends?—_____ a month.A. How often; Twice B. What time; Two C. When; Two
All the living thingson the sun.
It’s important ______ us ________ some good books.
Staying up late is _______ your health.
You’d better ________ too much meat. You are too fat.
My mother often tells me _______ my classmates when they need.