几道英语填空题,

几道英语填空题,
根据句意填空.
1.What is the t_____(流行的） kind of pet these days?
2.No one likes to be criticized.You should e____ him more.
3.I hope you'll make greater p____ later on.
4.These old coins c_____ 2000 yuan at least.
介词填空
It's better to give _____ to receive.
不过最佳只能有一位，抱歉了