Put the words given into the right order to make meaningful sentences
1.Lao Cai/ hotter/ in summer / than /is/Vinh
=> Lao Cai is hotter in summer than Vinh. 
2.homework/you/must  /everyday/  your/ do
=> You must do your homework everyday.
3.well/should/ children/behave
=> Children should behave well
4.Ha Long Bay/ wonders /one/ is/natural/ of /world/in/the
=>Ha Long Bay is  in one the wonders  natural of world