1.frozen 2.improved 3.frozen 4.appear 5.buy 6.sold 7.are frozen 8.are picked 9.are frozen 10Freezing 11 be taken 12.grow 13.is lost 14 packing 15 freezing
1.He will persuade his father to sell the house to pay the debt.
2.You must base your judgement on your observation instead of gossip.
3.Some students try to killtime while some others feel pressed for it.