—Must I finish my homework at school?— No, you_____. you can do it at home

--Life ____   be very hard for people living in the north of Canada as it is very cold there in winter.—Yes, the weather there _____   be as low as 60℃ below zero.

Thomas, please don’t shout loudly. The others _________ hear very well.  

—There aren’t any toys in our suitcase．Where have you put them?—Oh, no．That old lady sitting next to us ______ have taken ours by mistake.

— _______ do you go shopping with your mother?— I seldom do that.