[要理由哟~1.My home town ___________a lot in the past three year

[要理由哟~
1.My home town ___________a lot in the past three years.[change]
2.Langlang can play the piano ___________.[wonder]
3.All of _____[you]can clean up the desk yourselves.
介词填空：
1.What will Shanghai be like _____ a century's time
2.In Yangtze River Delta,Shanghai is the biggest city ____all.
选择：
1.February is shorter than _______month.
a.every b.any c.all the other d.any other
2.The police finally _________who killed that rich lady.
a.looked b.found out c.found d.looked around
请给理由哟~
好的话、、、、
本人会韵情加分哟>