You could have asked your brother for helpHe is good at math.—YesA whole day________

—What’s the price of petrol these days ?— It _______ frequently since last year .[ ]

Li ________ as a biology teacher for fifteen years inour school, and now she is Party secretary of our city

She prefers ______at home rather than _______out for a walk.

What can I do for you —_______you see Mr Black, give him myregards