You can buy many sweaters _____ a very good price..A. on B. in C. at
—Where’s your brother,Jane?—He’s not in Chongqing these days.He Beijing.
—How old is your son this year?— .We will have a special party for his birthday tomorrow.
He the litter on the ground and threw it into the bin.
—Must I return the book this week?—No, you You can it for 15 days.
—If you don’t go there, .