It’s _______ to work out the math problem. You needn’t go to ask the teacher.
---What do you think of these photos?---I like them very much and they can _______ me ______ the life living in the country.
--- Please don’t tell anybody about this.--- __________.
--- Do you think Jack will pass the Chinese test?--- Sure. He __________ a lot of time on it.
--- Which month has _______ days in a year? --- February.
“Autumn” is also called ________ in American English.