<span>Sound written sign is ?</span>
The CRACKES IN CEMENT (ETC) cracked side walks‚ were taught that it's caused by little mini Earthquakes but there are also other natural phenomenons like weathering but when heat is constantly hitting concrete it reacts as always it expands and separates causing cracks in cement.
Hello in Chinese is “Ni hao”. Just think of the Nick Jr. show “Ni Hao Kai-Lan”. That’s how I remember the answer, because they used “ni hao” as hello.